- Areal linguistics (30)
- Languages in contact (5)
- Comparative linguistics (4)
- Linguistic geography (3)
- Alinei, Mario (2)
- Anthropological linguistics (2)
- Areal linguistics--Handbooks, manuals, etc (2)
- India--Languages (2)
- Language and languages--Variation (2)
- Linguistic change (2)
- Linguistic demography (2)
- Linguistics (2)
- Sociolinguistics (2)
- Typology (Linguistics) (2)
- Areal linguistics--Addresses, essays, lectures (1)
- Areal linguistics--Balkan Peninsula (1)
- Brahui language--Addresses, essays, lectures (1)
- Caucasus--Languages (1)
- Chulym language--Grammar, Comparative (1)
- Dialectology (1)
- Ethnicity--Handbooks, manuals, etc (1)
- Ethnology--India--Nīlgiri (District) (1)
- Ethnology--Russia (Federation)--Siberia (1)
- Ethnology--Siberia--Addresses, essays, lectures (1)
- Europe--Languages (1)
- Europe--Languages--Maps (1)
- Folk literature, Slavic (1)
- Geographic information systems (1)
- Grammar, Comparative and general--Grammaticalization (1)
- Historical linguistics (1)
- Indic languages--Addresses, essays, lectures (1)
- Iranian languages (1)
- Irula language--India--Nīlgiri (District) (1)
- Irulas (Indic people)--Social life and customs (1)
- Ket language--Grammar, Comparative (1)
- Khanty language--Grammar, Comparative (1)
- Language and culture--Handbooks, manuals, etc (1)
- Language and languages--India--Variation (1)
- Language planning (1)
- Language policy (1)
- Language spread (1)
- Languages in contact--Asia, Central (1)
- Languages in contact--Europe (1)
- Languages in contact--Middle East (1)
- Linguistic change--India (1)
- Linguistic geography--Europa (1)
- Linguistic geography--Handbooks, manuals, etc (1)
- Linguistics--Field work--Handbooks, manuals, etc (1)
- Linguistics--Methodology--Handbooks, manuals, etc (1)
- Moldavian dialect (1)
- Nganasan language--Grammar, Comparative (1)
- Nīlgiri (India : District)--Languages (1)
- Occitan language (1)
- Phraseology (1)
- Provençal language (1)
- Russian language (1)
- Selkup language--Grammar, Comparative (1)
- Semantics (1)
- Siberia (Russia)--Languages (1)
- Siberia, Western (Russia)--Languages (1)
- Siberia--Languages--Addresses, essays, lectures (1)
- Slavic languages--Dialects (1)
- Sociolinguistics--India (1)
- South Asia--Languages (1)
- Space and time in language (1)
- Turkic languages--Dialects--Caucasus (1)
- Turkic languages--Grammar, Comparative (1)
- Uzbek language--Dialectology (1)
- 比較言語学 (1)