Perhaps you should try some spelling variations:
heuristic research » heuristic search, futuristic research, heuristics search
floristic research » artistic research, probiotic research, forensic research
acoustic research » artistic research, aquatic research, aeroacoustic research

You may be able to get more results by adjusting your search query.

• If you are trying to use Boolean operators, they must be ALL CAPS: ((((heuristic research) OR (floristic research))) OR (acoustic research)) laboratory.
• Adding a wildcard symbol may retrieve word variants: ((((heuristic research) or (floristic research))) or (acoustic research)) laboratory*.