исследование, изучение; (научно-) исследовательская работа, исследования [c crimson]|| исследовать, заниматься (научными) исследованиями
- research and development
- research on research
- action research
- advanced research
- applied research
- attitudinal research
- basic research
- demographic research
- development research
- engineering research
- exploratory research
- family planning research
- fundamental research
- market research
- motivation research
- pure research
- sales research