Perhaps you should try some spelling variations:
va thanh » gia thanh, ban thanh, va tinh
thanh va » thanh van, hanh va, thanh ha
cua tre » cua te, cuu tre, cua triet
hieu ve » hieu va, hieu van
nang xa » nang x, lang xa, mang xa
nang ma » tang ma, sang ma, nang cao
cam tuc » cam xuc, cam tu, nam thuc
va cua » va chua, via cua, ca cua
tuc va » thuc va, truc va, tuc xa
sinh y » sinh ly

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

• Performing a fuzzy search may retrieve terms with similar spellings: hoc sinh y ((nang xa) or (nang ma)) hoi. ((lieu va) or (hieu ve)) cam tuc va thanh va cua tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc sinh y ((nang xa) OR (nang ma)) hoi. ((lieu va) OR (hieu ve)) cam tuc va thanh va cua tre.
• Adding a wildcard symbol may retrieve word variants: hoc sinh y ((nang xa) or (nang ma)) hoi. ((lieu va) or (hieu ve)) cam tuc va thanh va cua tre*.