Perhaps you should try some spelling variations:
communication exports » communication efforts, communication errors, communication events
information based » information case, information bank, transformation based
china april » china africa
exports a » exports _, export _
based de » based dm, based debt, based deep
de mass » de masse, de mais, de masa

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

• Performing a fuzzy search may retrieve terms with similar spellings: technology _ information based de mass communication exports a development china april.~.
• Adding a wildcard symbol may retrieve word variants: technology _ information based de mass communication exports a development china april.*.