| PC 5043 |
Treatises |
| PC 5044.5 |
Language data processing |
| PC 5059-5231 |
Grammar |
| - PC 5065.5-5067.3 |
- Textbooks. Exercises |
| - PC 5067.9-5071 |
- Readers |
| - PC 5073 |
- Conversation. Phrase books |
| - PC 5076-5081.5 |
- Phonology |
| - PC 5119-5191 |
- Parts of speech (Morphology & syntax) |
| - - PC 5145-5169 |
- - Verb |
| PC 5301-5319 |
Etymology |
| - PC 5315 |
- Synonyms. Antonyms. Homonyms |
| PC 5320-5348 |
Lexicography |
| - PC 5325-5348 |
- Dictionaries |
| - - PC 5333-5335 |
- - Bilingual |
| - - - PC 5333 |
- - - Portuguese-English; English-Portuguese |
| PC 5350-5498 |
Linguistic geography |
| - PC 5351-5498 |
- Dialects. Provincialisms, etc. |
| - - PC 5371-5471 |
- - By region, province, etc. |
| - - - PC 5371-5415 |
- - - Dialects of continental Portugal & Spain |
| - - - - PC 5411-5414 |
- - - - Galician (Gallego) |
| - - - PC 5426-5471 |
- - - Portuguese in foreign parts |
| - - - - PC 5441-5461 |
- - - - America |
| - - - - - PC 5441-5455 |
- - - - - South America |
| - - - - - - PC 5441-5448 |
- - - - - - Brazil |
| - - - - - - - PC 5444 |
- - - - - - - Grammar |
| - - - - - - - PC 5446 |
- - - - - - - Etymology. Lexicography. Dictionaries |