Perhaps you should try some spelling variations:
thuat cach » thuat sach, thuat canh, thuat mach
cham hoi » cham h'roi, pham hoai, chai thoi
hanh vai » hanh vi, hanh va, hanh tai
cham voi » pham voi, cham soc, cham o
vai cua » dai cua, hai cua, lai cua
va hanh » van hanh, va thanh, va danh
cach tu » cach thuc
cua tre » cua te, cuu tre, cua triet
hieu ve » hieu va, hieu van
tang ma » mang may, tang van
tu tang » tuc tang, tu trang, tu tong
cam lo » nam lo, cam ly, cam o
ma hoi » mai hoi, xa hoi, ma hoa

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

• Performing a fuzzy search may retrieve terms with similar spellings: thuat cach tu tang ma hoi. hieu ve ((((cham hoi) or (cham voi))) or (cam lo)) va hanh vai cua tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: thuat cach tu tang ma hoi. hieu ve ((((cham hoi) OR (cham voi))) OR (cam lo)) va hanh vai cua tre.
• Adding a wildcard symbol may retrieve word variants: thuat cach tu tang ma hoi. hieu ve ((((cham hoi) or (cham voi))) or (cam lo)) va hanh vai cua tre*.