Perhaps you should try some spelling variations:
thanh cac » hanh cac, thanh bac, thanh ca
va thanh » gia thanh, ban thanh, va tinh
cac cua » cach cua, cac qua, ca cua
cac luc » cau luc, coc luc, cac nuoc
hieu ve » hieu va, hieu van
vu sach » vu bach, su sach, vu khach
van hoc » van hoa
van hoi » van hoa, van hoe, van loi
ky tang » ky nang, ky dang, kho tang
ky lang » ky nang, ky dang, tay lang
ve cac » va cac, vien cac
luc va » duc va, tuc va, loc va
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: vu sach ((ky lang) or (ky tang)) ((van hoi) or (van hoc)). hieu ve cac luc va thanh cac cua te~.
• If you are trying to use Boolean operators, they must be ALL CAPS: vu sach ((ky lang) OR (ky tang)) ((van hoi) OR (van hoc)). hieu ve cac luc va thanh cac cua te*.