Modifiers matching investigation:

• special,
• common,
• supplemental,
• demanding,
• diagnostic,
• expensive,
• compulsory,
• regulatory,
• clinical,
• specialised,
• spatial,
• geologic,
• endoscopic,
• good,
• technical,
• costly,
• social,
• under,
• environmental,
• basic,
• scientific,
• chromosomal,
• current,
• essential,
• governmental,
• medical,
• gastrointestinal,
• appropriate,
• important,
• legal,
• forensic,
• intrusive,
• empirical,
• invasive,
• radiological,
• scholarly,
• formal,
• preoperative,
• simple,
• cellular,
• official,
• administrative,
• departmental,
• relevant,
• experimental,
• complex,
• federal,
• haematological,
• extensive,
• specialized,
• routine,
• necessary,
• criminal,
• gi,
• minor,
• archaeological,
• recent,
• painful,
• major,
• complementary,
• out,
• additional,
• detailed,
• surgical,
• explicit,
• instrumental,
• molecular,
• cardiac,

Simple categories matching explicit:

• knowledge,
• content,
• process,
• attribute,
• communication,
• form,
• work,
• quality,
• equation,
• rule,
• information,
• regulation,
• indicator,
• arrangement,
• interaction,
• market,
• message,
• philosophy,
• event,
• statement,
• source,
• support,
• code,
• structure,
• lyric,
• map,
• correspondence,
• variable,
• direction,
• language,
• report,
• representation,
• system,
• feature,
• abstraction,
• hindrance,
• links,
• item,
• service,
• means,
• codification,
• method,
• characteristic,
• concept,
• instrument,
• thing,
• theory,
• constraint,
• material,
• investigation,
• criterion,
• document,
• entity,
• agreement,