Perhaps you should try some spelling variations:
integration efforts » international efforts, conservation efforts
can integration » chain integration, von integration, urban integration
basic series » basics series, basin series, basic services
support can » support chuan, support bank, support a
supply land » supply ann, supply law, supply england
land basic » plans basic, land based, land base

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

• Performing a fuzzy search may retrieve terms with similar spellings: (( support can integration efforts. ) or ( supply land basic series. ))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (( support can integration efforts. ) OR ( supply land basic series. )).
• Adding a wildcard symbol may retrieve word variants: (( support can integration efforts. ) or ( supply land basic series. ))*.