Perhaps you should try some spelling variations:
van hanh » van thanh, ban hanh, van anh
chat xuc » chat huu, cam xuc, chao xu
hieu su » hieu sau, tieu su, hieu so
va hanh » va thanh, va danh, ban hanh
ky sang » ky nang, ky dang, duy sang
ky tang » ky nang, ky dang, kho tang
dai hoi » dai hoc, dai hai, dai moi
su chat » su phat, du chat, so chat
vi cua » vai cua, di cua
tu sai » tu bai, tu san, tu cai
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 sai ((ky sang) or (ky tang)) dai hoi. hieu su chat xuc ((va hanh) or (van hanh)) vi cua tu~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu sai ((ky sang) OR (ky tang)) dai hoi. hieu su chat xuc ((va hanh) OR (van hanh)) vi cua tu.
• Adding a wildcard symbol may retrieve word variants: tu sai ((ky sang) or (ky tang)) dai hoi. hieu su chat xuc ((va hanh) or (van hanh)) vi cua tu*.