Iskani niz je bil najden v PREVODIH:
Aufklärung
en educational advertising, enlightenment, reconnaissance, solution, spying
Erkundung
en exploration, investigation, prospecting, reconnaissance, search, survey, trenching
Untersuchung
en analysis, assay, assembly draft investigation, check, control, enquiry in purchasing, enquiry, examination inspection, examination, experiment, exploration, fact finding, inquiry of fact, inquiry, inspection careful examination, inspection, investigation, probing, prospecting, query, reconnaissance, research, study, survey general report, survey, test, testing, trial