Perhaps you should try some spelling variations:
nam thong » nam trong, nam thang, nam phong
tinh ven » trinh ven, tinh yen, sinh vien
thong va » thong cua, truong va, thong qua
cua chu » sua chua
nang xa » nang x, lang xa, nang ma
sang ma » tang ma, nang ma, sang tao
hieu ve » hieu va, hieu van
tinh ve » trinh ve, dinh ve, tinh va
vu hai » su hai, vu ha
hai ky » thai ky, hoi ky, hai ly
ve nam » he nam, va nam, le nam

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

• Performing a fuzzy search may retrieve terms with similar spellings: vu hai ky ((nang xa) or (sang ma)) hoi. hieu ve nam thong va ((tinh ve) or (tinh ven)) cua chu~.
• If you are trying to use Boolean operators, they must be ALL CAPS: vu hai ky ((nang xa) OR (sang ma)) hoi. hieu ve nam thong va ((tinh ve) OR (tinh ven)) cua chu.
• Adding a wildcard symbol may retrieve word variants: vu hai ky ((nang xa) or (sang ma)) hoi. hieu ve nam thong va ((tinh ve) or (tinh ven)) cua chu*.