Perhaps you should try some spelling variations:
fail development » rail development, rail developments, oil development
4 communication » 3 communication, 5.4 communication, de communication
technology lag » technology law, technology land, technology lays
development de » development d, development ds, developpement de
section data » sectional data
efforts fail » effort faible, efforts acd, efforts amid
lag section » laning section, tag selection, kong section
de afrique » de l'afrique, en afrique, l afrique
sparse 4 » spare _, spare a, sparer 4

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

• Adding a wildcard symbol may retrieve word variants: technology lag section data sparse 4 communication efforts fail development de afrique.*.