Fixed Base
| Operator
| fixed base abbr. | |
| commun. | base fija |
| Operators abbr. | |
| unions. | Operarios |
| operator abbr. | |
| commer. fin. | operador |
| commun. | operadora; organismo explotador |
| fin. | participante |
| health. | industrial |
| lab.law. | operario |
| math. | el operador |
| transp. | empresario; explotador |
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| base fija | |||
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Fixed Base : 9 phrases in 4 subjects |
| Communications | 2 |
| Mathematics | 1 |
| Statistics | 3 |
| Transport | 3 |