Perhaps you should try some spelling variations:
thanh doi » thanh loi, thanh moi, thanh do
su triet » su viet, su tien, ve triet
truc van » truc va, thuc van, truc ban
ve cham » va cham, ve chat, vu cham
hieu ve » hieu va, hieu van
lang xa » lang ha, dang xay, lang van
nang xa » nang x, nang ma, mang xa
sai ky » sac ky
tu ban » thu ban, te ban
doi su » oi su, don su, voi su
te sai » te tai, te bai, te lai

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

• Performing a fuzzy search may retrieve terms with similar spellings: te sai ky ((nang xa) OR (lang xa)) hoi. hieu ve cham ((tu ban) or (truc van)) thanh doi su triet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te sai ky ((nang xa) OR (lang xa)) hoi. hieu ve cham ((tu ban) OR (truc van)) thanh doi su triet.
• The words AND, OR and NOT may confuse the search; try adding quotes: "te sai ky ((nang xa) OR (lang xa)) hoi. hieu ve cham ((tu ban) or (truc van)) thanh doi su triet".
• Adding a wildcard symbol may retrieve word variants: te sai ky ((nang xa) OR (lang xa)) hoi. hieu ve cham ((tu ban) or (truc van)) thanh doi su triet*.