Perhaps you should try some spelling variations:
appication software » application software, alteration software, annotation software
software developing » software development, software developers, hectare developing
concurrent program » concurrent programs, current program, concurrent programming
concerns program » concepts program, conference program, control program

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

• Performing a fuzzy search may retrieve terms with similar spellings: appication software developing ((concerns program) or (concurrent program)).~.
• If you are trying to use Boolean operators, they must be ALL CAPS: appication software developing ((concerns program) OR (concurrent program))..
• Adding a wildcard symbol may retrieve word variants: appication software developing ((concerns program) or (concurrent program)).*.