pyramidal
| folded plate structure
| pyramidal | |
| med. | pyramidaal |
| folded plate structure | |
| chem. | vouwconstructie |
| |||
| pyramidaal | |||
|
pyramidal : 21 phrases in 7 subjects |
| Agriculture | 1 |
| Chemistry | 3 |
| Communications | 1 |
| Finances | 1 |
| General | 1 |
| Medical | 12 |
| Natural resourses and wildlife conservation | 2 |