| |||
persistant (persistens) |
persistent : 40 phrases in 10 subjects |
Chemistry | 4 |
Communications | 8 |
Energy industry | 1 |
Environment | 16 |
General | 2 |
Information technology | 4 |
Law | 2 |
Medical | 1 |
Natural resourses and wildlife conservation | 1 |
Statistics | 1 |