Perhaps you should try some spelling variations:
transformation case » transformation based, transformation a, transformation als
model communication » modern communication, moral communication, modeling communication
4.1 transformation » 4.1 transformations, 3.1 transformation, 2.1 transformations
development cost » development costs, development post, development cross
technology 4.1 » technology 3.1, technology 2.1, technology 1
cost private » das private
si model » osi model, ssi model, ai model
case si » case s0, case sub

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

• Performing a fuzzy search may retrieve terms with similar spellings: technology 4.1 transformation case si model communication costs _ development cost private.~.
• Adding a wildcard symbol may retrieve word variants: technology 4.1 transformation case si model communication costs _ development cost private.*.