Tongue (1) Portuguese language (1) Nature (1) Measurement (1) Learning, Psychology of (1) Language and languages (1) Error analysis (Mathematics) (1) Competence and performance (Linguistics) (1) Applied linguistics (1) Competencia lingüística (1) Lingüística aplicada (1) Análisis de errores (1) Lengua (1) Lengua portuguesa (1) Estudio (1) Lenguas (1) Naturaleza (1) Medición (1) Aprendizaje (1) classification (1)