Perhaps you should try some spelling variations:
sang tai » hang tai, sang tao, tang tai
ban hanh » ban hang
ky sang » ky nang, ky dang, ky tang
tai hoi » tai khoi, dai hoi, tai hai
hieu ve » hieu va, hieu van
ve chao » ve chat, ve cham, ve cho
chao tu » chao xu, cho tu, cao tu
tu sac » tu sach, tu cac, tu san
sac ky » cac ky, sai ky
tu ban » thu ban, te ban
cua tu » cua tuc, cua su, cua cu

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 sang tai hoi. hieu ve chao tu ban hanh vi ((cua te) or (cua tu))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu sac ky sang tai hoi. hieu ve chao tu ban hanh vi ((cua te) OR (cua tu)).
• Adding a wildcard symbol may retrieve word variants: tu sac ky sang tai hoi. hieu ve chao tu ban hanh vi ((cua te) or (cua tu))*.