Perhaps you should try some spelling variations:
oral communication » personal communication
sms development » smes development, dams development, gas development
development lie » development life, development li, development lid
variation loss » variation across, variation forms, variation notes
typologie de » typologie des, typologie der, typologien der
de variation » der variation, die variation, does variation
lie afrique » l afrique
loss water » less water, costs water, loss rate

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

• Adding a wildcard symbol may retrieve word variants: typologie de variation loss water oral communication _ sms development lie afrique.*.