Perhaps you should try some spelling variations:
day nhanh » day thanh, duy nhanh, day manh
vu khach » vu khanh, vu khac, vay khach
nam thuc » nam thuoc, am thuc, nam thu
duc manh » suc manh, duc anh, duc minh
khach ky » hanh ky, thanh ky
dac nhan » cac nhan, danh nhan, ca nhan
hieu ve » hieu va, hieu van
di cua » dai cua, doi cua, de cua
ve nam » he nam, va nam, le nam
cua te » cua tu
x hoi » xa hoi, o hoi, x ho

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 nang x hoi. hieu ve nam thuc ((duc manh) or (((day nhanh) OR (dac nhan)))) di cua te~.
• If you are trying to use Boolean operators, they must be ALL CAPS: vu khach ky nang x hoi. hieu ve nam thuc ((duc manh) OR (((day nhanh) OR (dac nhan)))) di cua te.
• The words AND, OR and NOT may confuse the search; try adding quotes: "vu khach ky nang x hoi. hieu ve nam thuc ((duc manh) or (((day nhanh) OR (dac nhan)))) di cua te".
• Adding a wildcard symbol may retrieve word variants: vu khach ky nang x hoi. hieu ve nam thuc ((duc manh) or (((day nhanh) OR (dac nhan)))) di cua te*.