| English thesaurus | |||
| |||
| PSC (organization, USA) | |||
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Pittsburgh : 29 phrases in 12 subjects |
| American usage, not spelling | 2 |
| Construction | 1 |
| Education | 1 |
| Energy industry | 1 |
| General | 4 |
| Geography | 2 |
| Medical | 5 |
| Poetic | 1 |
| Politics | 1 |
| Pulmonology | 6 |
| Slang | 1 |
| Technology | 4 |