Marriage and love (28) Pop culture (52) Hobbies (48) Expressing emotion/feelings (41) Family events (57) Expressing time (82) Using public institutions (library, post office, etc.) (8) Pop culture (82) History (92) Purchasing goods (99) Health (155) Dating and getting married (19) Cultural differences (47) Hobby (103) Using public institutions (library) (6) Describing food (78) Directions (20) Press (36) Religion (43) Environmental issues (226) Describing location (70) Introducing (introducing family) (41) Social system (81) Mass media (47) Human relationships (52) Inviting and visiting (28) Science & technology (91) Social issues (67) Human relationships (255) Expressing date (59)