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| abierta; aplanada; cóncava | |||
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| deprimido | |||
| côncava: 47 phrases in 14 subjects |
| Agriculture | 2 |
| Communications | 2 |
| Earth sciences | 3 |
| Electronics | 3 |
| General | 1 |
| Health care | 1 |
| Industry | 14 |
| Life sciences | 1 |
| Materials science | 1 |
| Mechanic engineering | 8 |
| Medical | 5 |
| Metallurgy | 4 |
| Physical sciences | 1 |
| Transport | 1 |