Perhaps you should try some spelling variations:
vu khach » vu khanh, vu khac, vay khach
van hanh » van thanh, ban hanh, van anh
cay phoi » cap phoi, tay hoi, cay cho
khach ky » hanh ky, thanh ky
loc van » luoc van, hoc van, lo van
dan cua » dan ca, ban cua, dai cua
nan cua » nhan cua, ban cua, nam cua
hieu ve » hieu va, hieu van
cam loc » cam lo
xay hoi » xa hoi, tay hoi, gay thoi
ky dang » ky nang, ky danh
ve cam » ve cham, ve cac, va cam

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

• Performing a fuzzy search may retrieve terms with similar spellings: vu khach ky dang ((xay hoi) or (cay phoi)). hieu ve cam loc van hanh ((nan cua) or (dan cua)) te~.
• If you are trying to use Boolean operators, they must be ALL CAPS: vu khach ky dang ((xay hoi) OR (cay phoi)). hieu ve cam loc van hanh ((nan cua) OR (dan cua)) te.
• Adding a wildcard symbol may retrieve word variants: vu khach ky dang ((xay hoi) or (cay phoi)). hieu ve cam loc van hanh ((nan cua) or (dan cua)) te*.