Perhaps you should try some spelling variations:
ve triet » va trien, su triet
trong ca » trong cac, trong nha
danh ve » dinh ve, hanh ve, anh ve
thuc va » thuc vat, thuc dan, thuc day
ve chat » va chat, van chat
hieu ve » hieu va, hieu van
tuc va » truc va, tuc xa, duc va
ca hoi » cau hoi, cua hoi, xa hoi
sai ky » sac ky
tai ky » thai ky, trai ky, dai ky
ve ve » de ve, va ve, ke ve

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

• Performing a fuzzy search may retrieve terms with similar spellings: te ((tai ky) or (sai ky)) trong ca hoi. hieu ve chat ((tuc va) OR (thuc va)) danh ve ve triet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te ((tai ky) OR (sai ky)) trong ca hoi. hieu ve chat ((tuc va) OR (thuc va)) danh ve ve triet.
• The words AND, OR and NOT may confuse the search; try adding quotes: "te ((tai ky) or (sai ky)) trong ca hoi. hieu ve chat ((tuc va) OR (thuc va)) danh ve ve triet".
• Adding a wildcard symbol may retrieve word variants: te ((tai ky) or (sai ky)) trong ca hoi. hieu ve chat ((tuc va) OR (thuc va)) danh ve ve triet*.