Weather and season (101) Appearance (121) Politics (149) Daily life (11) Science & technology (91) Social system (81) Describing location (70) Talking about one's mistakes (28) Directions (20) Residential area (159) Dietary culture (104) Mass media (47) Philosophy, Ethics (86) Purchasing goods (99) Watching a movie (105) Performance & appreciation (8) Architecture (43) Using public institutions (library, post office, etc.) (8) Expressing day of the week (13) Economics and business administration (273) Mentality (191) Social issues (67) Introducing (introducing oneself) (52) History (92) Ordering food (132) Family events (57) Expressing emotion/feelings (41) Using public institutions (59) Occupation & future path (130) Hobby (103)