Perhaps you should try some spelling variations:
dan thanh » dang thanh, danh thanh, ban thanh
thanh vi » hanh vi, thanh va, thanh ve
thuc dan » thuc hanh, hoc dan, thuc vat
luu tre » luu tru, cuu tre, luy tre
nang ma » tang ma, sang ma, nang cao
ve chat » va chat, van chat
ve cham » va cham, vu cham, ve chim
ve cac » va cac, vien cac
ma hoi » mai hoi, xa hoi, ma hoa
vi luu » vi lua
tu cao » cu cao, tu cac, vu cao

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: tu cao ky nang ma hoi. hieu ((((ve cham) OR (ve chat))) OR (ve cac)) thuc dan thanh vi luu tre~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "tu cao ky nang ma hoi. hieu ((((ve cham) OR (ve chat))) or (ve cac)) thuc dan thanh vi luu tre~".
• Adding a wildcard symbol may retrieve word variants: tu cao ky nang ma hoi. hieu ((((ve cham) OR (ve chat))) or (ve cac)) thuc dan thanh vi luu tre*.