Perhaps you should try some spelling variations:
su triet » su viet, su tien, ve triet
chat xuc » chat huu, cam xuc, chao xu
va hanh » van hanh, va thanh, va danh
sach ky » sac ky, sach ty, sach kem
hieu su » hieu sau, tieu su, hieu so
cao hoi » cau hoi, co hoi, cao hoc
su chat » su phat, du chat, so chat
dau su » dau tu, dan su, da su

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

• Performing a fuzzy search may retrieve terms with similar spellings: te ((sach ky) or (sach y)) nang cao hoi. hieu su chat xuc ((va hanh) or (ca dao)) dau su triet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te ((sach ky) OR (sach y)) nang cao hoi. hieu su chat xuc ((va hanh) OR (ca dao)) dau su triet.
• Adding a wildcard symbol may retrieve word variants: te ((sach ky) or (sach y)) nang cao hoi. hieu su chat xuc ((va hanh) or (ca dao)) dau su triet*.