Perhaps you should try some spelling variations:
touch communication » trough communication, truth communication, through communication
development module » development models, development middle, development model
per development » power development, spur development, oer developments
relations 2.1 » relations 3.1, relations 1, relations _
technology 3 » technology _, technology 1, technology 4
3 relations » et relations, des relations
costs per » cost per
2.1 rice » 2.1 price, 1.1 rice, 2.2 rice
flip. » filip., slip.

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

• Adding a wildcard symbol may retrieve word variants: technology 3 relations 2.1 rice touch communication costs per development module flip.*.