Perhaps you should try some spelling variations:
phat xuc » chat xuc, phat xuat, phap xu
sang lai » sang tai, sang lap, mang lai
vanh dai » van dai, vanh tai, lanh dao
hieu so » thieu so
ky sang » ky nang, ky dang, ky tang
lai hoi » dai hoi, lai hoa, lai roi
hieu su » hieu sau, tieu su, hieu suat
va vanh » va van, va danh, va hanh
tu sac » tu sach, tu cac, tu san
xuc va » duc va, tuc va, luc va
sac ky » cac ky, sai ky
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 lai hoi. ((hieu su) OR (hieu so)) phat xuc va vanh dai ((cua te) or (cua tu))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu sac ky sang lai hoi. ((hieu su) OR (hieu so)) phat xuc va vanh dai ((cua te) OR (cua tu)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "tu sac ky sang lai hoi. ((hieu su) OR (hieu so)) phat xuc va vanh dai ((cua te) or (cua tu))".
• Adding a wildcard symbol may retrieve word variants: tu sac ky sang lai hoi. ((hieu su) OR (hieu so)) phat xuc va vanh dai ((cua te) or (cua tu))*.