Perhaps you should try some spelling variations:
thanh thai » thanh hai, thanh tai, nhanh thai
thai cua » than cua, tai cuc, tri cua
va thanh » gia thanh, ban thanh, va tinh
thu dan » thuc dan, thu dang, thu ban
cua chu » sua chua
dan ky » van ky
va cam » va cham, va cac, va cao
ve cam » ve cham, ve cac, ve cai
o hoi » co hoi, o hoc, o hai
x hoi » xa hoi, x ho, 5 hoi

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: thu dan ky nang ((x hoi) OR (o hoi)). hieu ((ve cam) OR (va cam)) duc va thanh thai cua chu~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "thu dan ky nang ((x hoi) or (o hoi)). hieu ((ve cam) OR (va cam)) duc va thanh thai cua chu~".
• Adding a wildcard symbol may retrieve word variants: thu dan ky nang ((x hoi) or (o hoi)). hieu ((ve cam) OR (va cam)) duc va thanh thai cua chu*.