Perhaps you should try some spelling variations:
dap nuoc » dat nuoc, cap nuoc, dau nuoc
nuoc van » nuoc va, nuoc san, luoc van
van hanh » van thanh, ban hanh, van anh
hanh vai » hanh vi, hanh va, hanh tai
ky lang » ky nang, ky dang, ky tang
lang xa » lang ha, dang xay, lang van
hieu va » hieu qua
vai cua » dai cua, hai cua, lai cua
tu ban » thu ban, te ban
cua te » cua tu

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((tu ban) or (tu cac)) ky lang xa hoi. ((hieu va) OR (lieu va)) dap nuoc van hanh vai cua te~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((tu ban) OR (tu cac)) ky lang xa hoi. ((hieu va) OR (lieu va)) dap nuoc van hanh vai cua te.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((tu ban) or (tu cac)) ky lang xa hoi. ((hieu va) OR (lieu va)) dap nuoc van hanh vai cua te".
• Adding a wildcard symbol may retrieve word variants: ((tu ban) or (tu cac)) ky lang xa hoi. ((hieu va) OR (lieu va)) dap nuoc van hanh vai cua te*.