Accommodation (sociolinguistics) ; Acculturation (sociolinguistics) ; Dialect levelling; Sprachakkomodation; Divergenz (Soziolinguistik) ; Divergence (sociolinguistics) ; Mainstreaming (sociolinguistics) ; Assimilation (sociolinguistics) ; Convergence (sociolinguistics) ; Language and society ; Identität und Sprache; Identity and language; Fremdheit und Sprache; Estrangement and language; Sprache und Integration; Integration und Sprache; Language and identity ; Kulturvergleich; Language and culture ; Auswanderer; Emigrants; Migrant; Aussiedler; Gastarbeiter; Arbeitsmigranten; Immigrants/Emigrants ; Russian