 |
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| African river martin (Pseudochelidon eurystomina); Alexander's swift (Apus alexandri); Cape Verde swift (Apus alexandri) | |||
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| swallows and martins (Hirundinidae) | |||
| hirundinidae (Hirundinidae); martins (Hirundinidae); swallows (Hirundinidae) | |||
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| swallow (Hirundo rustica) | |||
| andorinhão: 54 phrases in 10 subjects |
| Agriculture | 2 |
| Environment | 7 |
| Fish farming pisciculture | 2 |
| Industry | 9 |
| Mechanic engineering | 2 |
| Medical | 1 |
| Metallurgy | 1 |
| Natural resourses and wildlife conservation | 26 |
| Natural sciences | 2 |
| Transport | 2 |