staff researching line icons collection. investigation, analysis, inquiry, exploration, examination, probing, scrutiny

vector icon line sign investigation analysis inquiry exploration examination probing scrutiny factfinding surveying reviewing searching studying delving sifting tracing research evaluating validation verification inspecting auditing detecting diagnosing observing monitoring checking testing systematizing organizing cataloguing indexing archiving compiling arranging abstracting summarizing synthesizing generalizing categorizing classifying differentiating comparing contrasting inferring concluding