Perhaps you should try some spelling variations:
dang mau » dong mau, dang van, dang su
cua tre » cua te, cuu tre, cua triet
va hanh » van hanh, va thanh, va danh
ky dang » ky nang, ky danh
mau hoi » cau hoi, mai hoi, mau ho
ve cham » va cham, ve chat, ve chim
hanh va » hang va, hanh vi
vu cham » va cham, tu cham, qua cham
vu kham » vu khanh
va cua » va chua, via cua, ca cua
te sac » te sach, te cac, te san
luc va » duc va, tuc va, loc va
sac ky » cac ky, sai ky

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

• Performing a fuzzy search may retrieve terms with similar spellings: te sac ky dang mau hoi. hieu ((ve cham) or (((vu cham) or (vu kham)))) luc va hanh va cua tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te sac ky dang mau hoi. hieu ((ve cham) OR (((vu cham) OR (vu kham)))) luc va hanh va cua tre.
• Adding a wildcard symbol may retrieve word variants: te sac ky dang mau hoi. hieu ((ve cham) or (((vu cham) or (vu kham)))) luc va hanh va cua tre*.