Perhaps you should try some spelling variations:
cau tren » cu tren, dau tren, ca tren
toc cham » toc thai
va danh » va dinh, va dan, va hanh
ky dang » ky nang, ky danh
dang ha » dong ha, dung ha, lang ha
cua tre » cua te, cuu tre, cua triet
va cham » va chat, va tham
danh vi » hanh vi, dinh vi, danh di
tu sac » tu sach, tu cac, tu san
sac ky » cac ky, sai ky
ha hoi » hoa hoi, ha noi, xa hoi

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

• Performing a fuzzy search may retrieve terms with similar spellings: tu sac ky dang ha hoi. hieu ((va cham) or (toc cham)) hoc va danh vi ((cua tre) or (cau tren))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu sac ky dang ha hoi. hieu ((va cham) OR (toc cham)) hoc va danh vi ((cua tre) OR (cau tren)).
• Adding a wildcard symbol may retrieve word variants: tu sac ky dang ha hoi. hieu ((va cham) or (toc cham)) hoc va danh vi ((cua tre) or (cau tren))*.