History (6) Historia (6) Labor (5) Trabajo (5) Grammar, Comparative and general--Grammaticalization (4) Gramaticalización (4) Trials (3) Research (3) Procesos (3) Investigación (3) Tongue (2) Time (2) Linguistic change (2) Language and languages--Variation (2) German language (2) Variación (Lingüística) (2) Cambio lingüístico (2) Lengua (2) Lengua alemana (2) Tiempo (2) Tolède (1) Charts, diagrams, etc (1) Evolution (Biology) (1) Writing (1) Translating and interpreting (1) Romance languages (1) Reading (1) Proposal writing in research (1) Philology (1) Linguistics (1)