Perhaps you should try some spelling variations:
formal employment » informal employment, total employment, farm employment
de communication » mobile communication, online communication
technology 2 » technology _, technology 1, technology 3
2 traditions » 12 traditions, _ traditions, 2 tradition
traditions 1 » traditions 12, traditions _, traditions 2
costs formal » its formal
patterns a » patterns _, patterns 1, patterns 3
crisis de » crisis del, crisis due, crisis debt
1 crisis » 19 crisis

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

• Adding a wildcard symbol may retrieve word variants: technology 2 traditions 1 crisis de communication costs formal employment patterns a.*.