Perhaps you should try some spelling variations:
device communication » services communication, voice communication, mobile communication
math information » catch information, much information, health information
technology math » technology paths, technology mit, technology make
a developing » a development
developing 4 » developing _, developing a, developing e
costs a » costs _, costs 4
4 areal » 4 real, _ areal, 2 areal
2 end » 12 end, _ end, 3 end
1 end » 1 ende, _ end, 3 end

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

• The words AND, OR and NOT may confuse the search; try adding quotes: "technology math information ((2 end) OR (1 end)) device communication costs a developing 4 areal.~".
• Adding a wildcard symbol may retrieve word variants: technology math information ((2 end) OR (1 end)) device communication costs a developing 4 areal.*.