Perhaps you should try some spelling variations:
technologies lasers » technologies ser, technologies based, technologies case
lasers information » users information, waters information, careers information
oral communication » personal communication
information based » information case, information bank, transformation based
developing em » developing e, developing eq, developing amp
a developing » a development
em africa » 1 africa
new oral » new moral, knew moral, new rural
costs a » costs _, costs 4

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

• Adding a wildcard symbol may retrieve word variants: technologies lasers information based new oral communication costs a developing em africa.*.