Simple categories matching progressive:

• ideology,
• disease,
• region,
• condition,
• genre,
• entity,
• illness,
• pathology,
• style,
• symptom,
• disorder,
• difficulty,
• cancer,
• band,
• issue,
• infection,
• dementia,
• change,
• group,
• work,
• works,
• activity,
• injury,
• complication,
• state,
• pain,
• manoeuvre,

Members with property progressive:

• campaign_finance,
• cancer,
• multiple_sclerosis,
• medicare,
• feminism,
• tuberculosis,
• hiv,
• gentle_giant,
• fever,
• tube_ride,
• ms,
• new_era,
• seminar,
• republican_congress,
• science_education,
• metastatic_cancer,
• moody_blues,
• russian_circle,
• lou-gehrig_disease,
• labor_issue,
• culture,
• septicemia,
• joint_pain,
• democratic_underground,
• health_policy,
• equality_project,
• athletics,
• als,
• muscular_dystrophy,
• arthritis,
• growth_control,
• myocardial_infarction,
• environmentalism,
• diabetes,
• myotonic_dystrophy,
• autoimmune_disease,
• zoning,
• infection,
• cystic_fibrosis,
• glaucoma,
• route,
• laramie_project,
• leucocytosis,
• enlargement,
• public_pension,
• marxism,
• melanoma,
• numbness,
• lupus_nephritis,
• doe,
• osteoporosis,
• gay_right,
• joint_disease,
• allergy,
• shadow_gallery,
• technology,
• speech_difficulty,
• coronary-artery_disease,
• mania,
• cardiovascular_disease,
• physician_forum,
• food_production,
• cancer_pain,
• saga,
• iga_nephropathy,
• hiv_infection,
• hereditary_neuropathy,
• dementia,
• nervous-system_tumor,
• bacteremia,
• senile_dementia,
• sport_event,
• chronic_bronchitis,
• quakers,
• organic_exchange,
• alzheimers,
• bronchitis,
• gap,
• fairness,
• advanced_cancer,
• race_relations,
• greece,
• gout,
• leukocytosis,
• immigration_right,
• management,
• human-right_campaign,
• jazz,
• art,
• civil_right,
• spastic_inc,
• tb,
• dyspnea,
• reproductive_right,
• blur_building,
• emphysema,
• dm,
• asbestosis,
• terminal_illness,
• wound,
• south-yorkshire_festival,
• lupus,
• acute_leukemia,
• terminal_cancer,
• ards,
• staphylococcal_gangrene,
• malignant_melanoma,
• regulation,
• microglia_activation,
• human_melanoma,
• amd,
• acute_meningitis,
• woman_right,
• disability,
• collagen_disease,
• unexplained_headache,
• collagen_disorder,
• international_law,
• politics,
• pneumonia,
• design,
• kansas,
• roll,
• indigenous_right,
• modern_nation,
• sierra_club,
• regional_cooperation,
• advanced_als,
• leukemia,
• parkinson_disease,
• cellar_rockers,
• vote_project,
• tumor,
• vascular_dementia,
• cf,
• huntington_disease,
• hepatic_cirrhosis,
• rambler_association,
• rise,
• green,
• union,
• cold,
• peace_forum,
• genesis,
• vision_loss,
• muscular_sclerosis,
• epilepsy,
• lymphoma,
• coronary_disease,
• ovarian_cancer,
• dod,
• lung_disease,
• capacity_building,
• child,
• asthma,
• unmarried_woman,
• accuracy,
• east,
• weakness,
• community_organisation,
• cataract,
• popular_election,
• hepatitis,
• pain,
• project_leadership,
• pancreatic_cancer,
• soft_machine,
• malignancy,
• motor-neuron_disease,
• leukaemia,
• quality,
• energy_policy,
• research,
• sea-level_rise,
• education,
• body_pains,
• us,
• green_issue,
• osteoarthritis,
• huntington_chorea,
• fistula,
• rush,
• pulmonary_disease,
• ngo,
• headache,
• lake,
• social_movement,
• degenerative_disease,
• neuromuscular_disease,
• nausea,
• alzheimers_disease,
• chronic_hepatitis,
• mental_illness,
• abortion_right,
• rheumatoid_arthritis,
• swimming,
• worker_right,
• neurological_disorder,
• contagion,
• breathlessness,
• king_crimson,
• conservation,
• rock,
• brain_cancer,
• yes,
• bilingual_education,
• mesothelioma,
• inc,
• atrophy,