Perhaps you should try some spelling variations:
thuat lanh » thuat lap, thuat san
lanh ty » lanh tu, canh tay, lanh tho
va hanh » van hanh, va thanh, ban hanh
va danh » va dinh, va dan, dia danh
cam duc » cam xuc, cao duc, pham duc
hieu va » lieu va, hieu qua
hieu ve » hieu van
ang xa » lang xa, mang xa, dang xay
ty ang » ty xang, ty hang, ty anh
di luu » vi luu
tru* » truc*

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

• Performing a fuzzy search may retrieve terms with similar spellings: thuat lanh ty ang xa hoi. ((hieu ve) or (hieu va)) cam duc ((va danh) OR (va hanh)) di luu tru~.
• If you are trying to use Boolean operators, they must be ALL CAPS: thuat lanh ty ang xa hoi. ((hieu ve) OR (hieu va)) cam duc ((va danh) OR (va hanh)) di luu tru*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "thuat lanh ty ang xa hoi. ((hieu ve) or (hieu va)) cam duc ((va danh) OR (va hanh)) di luu tru*".