Perhaps you should try some spelling variations:
nang dai » nang dau, nang tai, lang dai
pham xuc » pham duc, pham cuc, pham xuan
dai hoi » dai hoc, dai hai, dai moi
hieu su » hieu sau, tieu su, hieu so
su pham » san pham
va hanh » van hanh, va thanh, va danh
doi cua » dai cua, hoi cua
tu sai » tu bai, tu san, tu cai
xuc va » duc va, tuc va, luc va
vi cua » vai cua, di cua

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) or (te tai)) ky nang dai hoi. hieu su pham xuc va hanh ((vi cua) or (doi cua)) te~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((tu sai) OR (te tai)) ky nang dai hoi. hieu su pham xuc va hanh ((vi cua) OR (doi cua)) te.
• Adding a wildcard symbol may retrieve word variants: ((tu sai) or (te tai)) ky nang dai hoi. hieu su pham xuc va hanh ((vi cua) or (doi cua)) te*.