pitting : 39 phrases in 12 subjects |
Agriculture | 4 |
Chemistry | 1 |
Construction | 1 |
Health care | 1 |
Life sciences | 1 |
Materials science | 1 |
Mechanic engineering | 1 |
Medical | 4 |
Metallurgy | 12 |
Natural resourses and wildlife conservation | 2 |
Natural sciences | 5 |
Pest control | 6 |