Perhaps you should try some spelling variations:
luoc van » luoc can, luoc va, luc van
van hanh » van thanh, ban hanh, van anh
bach ky » bac ky
va chat » van chat, cao chat, hoa chat
hanh va » hang va, hanh vi
ma hoi » mai hoi, ma hoa, me hoi
va cua » va chua, via cua, ca cua
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: vu bach ky nang ((ma hoi) or (xa hoi)). lieu ((va chat) OR (va phat)) luoc van hanh va cua te~.
• If you are trying to use Boolean operators, they must be ALL CAPS: vu bach ky nang ((ma hoi) OR (xa hoi)). lieu ((va chat) OR (va phat)) luoc van hanh va cua te.
• The words AND, OR and NOT may confuse the search; try adding quotes: "vu bach ky nang ((ma hoi) or (xa hoi)). lieu ((va chat) OR (va phat)) luoc van hanh va cua te".
• Adding a wildcard symbol may retrieve word variants: vu bach ky nang ((ma hoi) or (xa hoi)). lieu ((va chat) OR (va phat)) luoc van hanh va cua te*.