Perhaps you should try some spelling variations:
thau xay » thuat xay, tu xay, phan xay
xay danh » day danh, vay doanh, xay dung
nam thau » nam thu, nam thai, nam thanh
hoi cua » hoi chuc
bai cua » ban cua, dai cua, bai ca
lai cua » dai cua, hai cua, lai chau
tu sach » thu sach, su sach, te sach
sach ky » sac ky, sach y, sach ty
hieu he » hieu ve, hiem he, hieu le
nang ma » tang ma, sang ma, nang cao
he nam » ha nam, nghe nam
ma hoi » mai hoi, xa hoi, ma hoa

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

• Performing a fuzzy search may retrieve terms with similar spellings: tu sach ky nang ma hoi. hieu he nam thau xay danh ((((lai cua) or (bai cua))) or (hoi cua)) tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu sach ky nang ma hoi. hieu he nam thau xay danh ((((lai cua) OR (bai cua))) OR (hoi cua)) tre.
• Adding a wildcard symbol may retrieve word variants: tu sach ky nang ma hoi. hieu he nam thau xay danh ((((lai cua) or (bai cua))) or (hoi cua)) tre*.