Perhaps you should try some spelling variations:
nang xay » dang xay, nganh xay, nang xuan
thai cua » than cua, tai cuc, tri cua
vu sach » vu bach, su sach, vu khach
cac ban » cac dan, cac van, can ban
hoi cua » hoi chuc
sach ky » sac ky, sach y, sach ty
cuc ban » cua ban, cuu ban, duc ban
hieu ve » hieu va, hieu van
xay hoi » xa hoi, tay hoi, cay phoi
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 sach ky nang xay hoi. hieu ve cam ((cuc ban) OR (cac ban)) lanh ((thai cua) or (hoi cua)) tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: vu sach ky nang xay hoi. hieu ve cam ((cuc ban) OR (cac ban)) lanh ((thai cua) OR (hoi cua)) tre.
• The words AND, OR and NOT may confuse the search; try adding quotes: "vu sach ky nang xay hoi. hieu ve cam ((cuc ban) OR (cac ban)) lanh ((thai cua) or (hoi cua)) tre".
• Adding a wildcard symbol may retrieve word variants: vu sach ky nang xay hoi. hieu ve cam ((cuc ban) OR (cac ban)) lanh ((thai cua) or (hoi cua)) tre*.