Perhaps you should try some spelling variations:
han thai » han tai, ban thai, van thai
cham duc » pham duc, cham soc, pham duy
su tien » su kien, su hien, tu tieng
thai su » thai xu, tai su, thap su
va cham » va chat, va tham
hieu va » lieu va, hieu qua
lang xa » lang ha, dang xay, lang van
ky lang » ky nang, ky dang, ky tang
tu san » thu san, tu ban, tu can
va han » va phan, van han, va hanh
te cao » te bao
te cac » tu cac, ve cac, de cac

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((((te cac) OR (te cao))) or (tu san)) ky lang xa hoi. hieu va cham duc va han thai su tien~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((((te cac) OR (te cao))) OR (tu san)) ky lang xa hoi. hieu va cham duc va han thai su tien*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((te cac) OR (te cao))) or (tu san)) ky lang xa hoi. hieu va cham duc va han thai su tien*".