Perhaps you should try some spelling variations:
o140 regulations » 10 regulation, 1.4 regulations, 11.3 regulations
de communication » mobile communication, online communication
technology o140 » technology 1
regulations 19 » regulations 1, regulations 9, regulations 19.5
efforts sector » ports sector
crisis de » crisis del, crisis due, crisis debt
a aortic » _ aortic, _ artic

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

• Adding a wildcard symbol may retrieve word variants: technology o140 regulations 19 crisis de communication efforts sector development a aortic.*.