Perhaps you should try some spelling variations:
tang mai » tang ma, tang tai, lang mai
danh doi » danh di, thanh doi, dung doi
cua tre » cua te, cuu tre, cua triet
doi cua » dai cua, hoi cua
hieu ve » hieu va, hieu van
mai hoi » mai khoi, dai hoi, lai hoi
ky tang » ky nang, ky dang, kho tang
ve cam » ve cham, ve cac, va cam
xuc va » duc va, tuc va, xac va
luc va » duc va, tuc va, loc va
va sac » va cac, va suc, va san
vu san » va san, vu ban

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((vu san) or (va sac)) ky tang mai hoi. hieu ve cam ((xuc va) or (luc va)) danh doi cua tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((vu san) OR (va sac)) ky tang mai hoi. hieu ve cam ((xuc va) OR (luc va)) danh doi cua tre.
• Adding a wildcard symbol may retrieve word variants: ((vu san) or (va sac)) ky tang mai hoi. hieu ve cam ((xuc va) or (luc va)) danh doi cua tre*.