Perhaps you should try some spelling variations:
day nhanh » day thanh, duy nhanh, dac nhan
day hanh » day thanh, dao hanh, day manh
van manh » van minh, van anh, van hanh
nam thuc » nam thuoc, am thuc, nam thu
sach ty » sach y, sach tu, sach thu
vu sach » vu bach, su sach, vu khach
ty nang » ky nang, ty xang, ty hang
hieu ve » hieu va, hieu van
cuu tre » cua tre, cau tren, cau treo
ve nam » he nam, va nam, le nam
di cuu » di cau, di cua, dinh cuu
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 ty nang x hoi. hieu ve nam thuc ((((day hanh) or (van manh))) or (day nhanh)) di cuu tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: vu sach ty nang x hoi. hieu ve nam thuc ((((day hanh) OR (van manh))) OR (day nhanh)) di cuu tre.
• Adding a wildcard symbol may retrieve word variants: vu sach ty nang x hoi. hieu ve nam thuc ((((day hanh) or (van manh))) or (day nhanh)) di cuu tre*.