Perhaps you should try some spelling variations:
day nhanh » day thanh, duy nhanh, dac nhan
dao hanh » dao thanh, dang hanh, ban hanh
vu sach » vu bach, su sach, vu khach
vu cham » va cham, vu kham, tu cham
sach ky » sac ky, sach y, sach ty
ve cham » va cham, ve chat, ve chim
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 sach ky nang x hoi. hieu ((ve cham) or (vu cham)) thuc ((dao hanh) or (day nhanh)) dai cua te~.
• If you are trying to use Boolean operators, they must be ALL CAPS: vu sach ky nang x hoi. hieu ((ve cham) OR (vu cham)) thuc ((dao hanh) OR (day nhanh)) dai cua te.
• Adding a wildcard symbol may retrieve word variants: vu sach ky nang x hoi. hieu ((ve cham) or (vu cham)) thuc ((dao hanh) or (day nhanh)) dai cua te*.