Perhaps you should try some spelling variations:
"support data integration theories." » "support data integration theorems.", "support data integrationstheorie 2.", "support data integration theory.", "support data integrity theories.", "support a integration theories.", "support de integration theories."
"support can lending services." » "support can nonlending services.", "support can planning services.", "support can banking services.", "support chuan lending services.", "support bank lending services.", "support a lending services.", "support non lending services.", "support can finding services."

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

• Performing a fuzzy search may retrieve terms with similar spellings: (("support data integration theories.") OR ("support can lending services."))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"support data integration theories.\") OR (\"support can lending services.\"))".
• Removing quotes may allow a broader search: (( support data integration theories. ) OR ( support can lending services. )).
• Adding a wildcard symbol may retrieve word variants: (("support data integration theories.") OR ("support can lending services."))*.