Perhaps you should try some spelling variations:
va thanh » gia thanh, ban thanh, va tinh
thanh tu » hanh tu, nhanh tu, thanh tung
nang ma » tang ma, sang ma, nang cao
vu cac » tu cac, vu cao, su cac
eu cac » tu cac, su cac, hieu cac
ma hoi » mai hoi, xa hoi, ma hoa
ve cac » vien cac
luc va » duc va, tuc va, loc va
tu cua » hu cua, vu cua

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

• If you are trying to use Boolean operators, they must be ALL CAPS: ((vu cac) OR (eu cac)) ky nang ma hoi. hieu ((ve cac) OR (va cac)) luc va thanh tu cua vat~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((vu cac) OR (eu cac)) ky nang ma hoi. hieu ((ve cac) or (va cac)) luc va thanh tu cua vat~".
• Adding a wildcard symbol may retrieve word variants: ((vu cac) OR (eu cac)) ky nang ma hoi. hieu ((ve cac) or (va cac)) luc va thanh tu cua vat*.