regional : 33 phrases in 14 subjects |
Abbreviation | 16 |
Astronomy | 1 |
Business | 1 |
Ecology | 1 |
Education | 2 |
Meteorology | 1 |
Non-governmental organizations | 1 |
Oceanography & oceanology | 2 |
Religion | 1 |
School | 1 |
Sports | 2 |
Trade unions | 1 |
Trademark | 1 |
University | 2 |