Perhaps you should try some spelling variations:
sang dai » sang tai, lang dai, sang mai
va doanh » van doanh, vay doanh, va danh
ky sang » ky nang, ky dang, ky tang
dai hoi » dai hoc, dai hai, dai moi
hieu so » thieu so
tai cua » thai cua, tai cuc, tri cua
tu sac » tu sach, tu san, tu bac
so cam » so cap, so lam, bo cam
xuc va » duc va, tuc va, luc va
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) or (tu cac)) ky sang dai hoi. hieu so cam xuc va doanh tai cua tu~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((tu sac) OR (tu cac)) ky sang dai hoi. hieu so cam xuc va doanh tai cua tu.
• Adding a wildcard symbol may retrieve word variants: ((tu sac) or (tu cac)) ky sang dai hoi. hieu so cam xuc va doanh tai cua tu*.