Perhaps you should try some spelling variations:
cap nuoc » dat nuoc
so sach » so sanh, bo sach, co sach
ly nang » ky nang, ly hang, ly vang
ty hang » ly hang, ty xang, thi hang
hieu ve » hieu va, hieu van
va danh » va dinh, va dan, va hanh
danh de » hanh de, dan de, dang de
ve cap » ve cac, le cap, ve cai
de cua » le cua, te cua, dieu cua
cua te » cua tu

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: so sach ((ly nang) or (ty hang)) xa hoi. hieu ve cap nuoc va danh de cua te~.
• If you are trying to use Boolean operators, they must be ALL CAPS: so sach ((ly nang) OR (ty hang)) xa hoi. hieu ve cap nuoc va danh de cua te.
• Adding a wildcard symbol may retrieve word variants: so sach ((ly nang) or (ty hang)) xa hoi. hieu ve cap nuoc va danh de cua te*.