Perhaps you should try some spelling variations:
cua viet » ca viet, hoa viet, cua vat
nang tai » tang tai, sang tai, nang cao
hanh vai » hanh vi, hanh va, hanh tai
hang tai » hang va, dung tai
va cham » va chat, va tham
vai cua » dai cua, hai cua, lai cua
va hanh » van hanh, va thanh, va danh
xuc va » duc va, tuc va, luc va
su xac » pu xac, su cac
xac ky » cac ky, sac ky, bac ky
ve cam » ve cham, ve cac, va cam

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

• Performing a fuzzy search may retrieve terms with similar spellings: su xac ky ((nang tai) or (hang tai)) hoa. hieu ((ve cam) or (va cham)) xuc va hanh vai cua viet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: su xac ky ((nang tai) OR (hang tai)) hoa. hieu ((ve cam) OR (va cham)) xuc va hanh vai cua viet.
• Adding a wildcard symbol may retrieve word variants: su xac ky ((nang tai) or (hang tai)) hoa. hieu ((ve cam) or (va cham)) xuc va hanh vai cua viet*.