Perhaps you should try some spelling variations:
"a resource development convergence problems." » "a resource development conference problems.", "a resource development consequences problems.", "a resource development governance problems.", "a resource development convergence process.", "a resource development converging problems."
"web sme development comparison programs." » "web sme development competition programs.", "web sme development companies programs.", "web sme development compensation programs.", "web sme development comparison program.", "web sme development comparison programme.", "web sme development comparison problem.", "web trade development comparison programs.", "web site development comparison programs."

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: (("a resource development convergence problems.") OR ("web sme development comparison programs."))~.
• Removing quotes may allow a broader search: (( a resource development convergence problems. ) or ( web sme development comparison programs. ))~.
• Adding a wildcard symbol may retrieve word variants: (("a resource development convergence problems.") or ("web sme development comparison programs."))*.