Perhaps you should try some spelling variations:
cho lang » cho hang, chi lang, cho mang
lang mai » lang dai, lang hai, lang man
hieu van » hieu va, thien van, lieu va
ban hanh » ban hang
sac cho » san cho, dac cho, sau cho
mai hoi » mai khoi, dai hoi, lai hoi
hieu ve » hieu va
tu sac » tu sach, tu cac, tu san
xu ban » xuc ban, tu ban, vu ban
vi cua » vai cua, di cua
cua te » cua tu

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