Perhaps you should try some spelling variations:
implementation problems » implementation process, implementation processes, implementation plans
problems developing » problems development, peoples developing, process developing
developing ccus » developing cross, developing city, developing ict
ccus program » ccs program, ccafs program, icds program

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

• Performing a fuzzy search may retrieve terms with similar spellings: implementation problems developing ccus program.~.
• Adding a wildcard symbol may retrieve word variants: implementation problems developing ccus program.*.