Perhaps you should try some spelling variations:
thuat cach » thuat sach, thuat canh, thuat mach
tang mai » tang ma, tang tai, lang mai
hanh vai » hanh vi, hanh va, hanh tai
cham hoi » cham voi, cham h'roi, pham hoai
cach tu » cach thuc
cua tre » cua te, cua triet, dua tren
va hanh » van hanh, va thanh, va danh
cuu tre » cau tren, cau treo
hieu ve » hieu va, hieu van
mai hoi » mai khoi, dai hoi, lai hoi
tu tang » tuc tang, tu trang, tu tong
cam lo » nam lo, cam ly, cam o

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