Perhaps you should try some spelling variations:
dang xay » dang van, van xay
va thanh » ban thanh, va tinh, le thanh
va trien » va truyen, va thiet, va tuyen
te sach » toc sach
sach ky » sac ky, sach y, sach ty
ky dang » ky nang, ky danh
xay hoi » xa hoi, tay hoi, cay phoi
cam tuc » cam xuc, cam tu, nam thuc
va cam » va cham, va cac, va cao
ket va » ket van

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

• Performing a fuzzy search may retrieve terms with similar spellings: te sach ky dang xay hoi. lieu va cam tuc ((va thanh) OR (gia thanh)) ket va trien~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "te sach ky dang xay hoi. lieu va cam tuc ((va thanh) OR (gia thanh)) ket va trien".
• Adding a wildcard symbol may retrieve word variants: te sach ky dang xay hoi. lieu va cam tuc ((va thanh) OR (gia thanh)) ket va trien*.