Unspecified
| and
| Unidentified
| Impurities
| unspecified | |
| gen. | no especificado |
| AND- | |
| automat. | -Y |
| and | |
| gen. | e; y |
| unidentified | |
| gen. | desconocido |
| impurities | |
| chem. el. | impurezas |
| meteorol. | contaminantes |
| impurity | |
| gen. | impureza |
| |||
| no especificado | |||
|
Unspecified : 6 phrases in 5 subjects |
| Commerce | 1 |
| Communications | 2 |
| Finances | 1 |
| Labor law | 1 |
| Medical | 1 |