• The arts (23) • Geological information (138) • Law (42) • Occupation & future path (130) • Education (151) • Describing location (70) • Introducing (introducing oneself) (52) • Talking about one's mistakes (28) • Social issues (67) • Human relationships (255) • Science & technology (91) • Expressing time (82) • Travel (98) • Using public institutions (library) (6) • Expressing day of the week (13) • Expressing date (59) • Ordering food (132) • Housework (48) • Directions (20) • Exchanging personal information (46) • Using public institutions (immigration office) (2) • Using public institutions (59) • Appearance (121) • Inviting and visiting (28) • Daily life (11) • School life (208) • Architecture (43) • Pop culture (52) • Life in Korea (16) • Weather and season (101)