Perhaps you should try some spelling variations:
thanh tai » thanh hai, thanh toan, doanh tai
nam thuc » nam thuoc, am thuc, nam thu
su sach » so sach
tai cua » thai cua, tai cuc, tri cua
vu sach » vu bach, vu khach
nang ho » nang hoc, nang co, tang ho
cam tuc » cam xuc, cam tu, dam thuc
ho hoi » hoc hoi, hoa hoi, hoi hoi
cua te » cua tu

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((su sach) or (vu sach)) ky nang ho hoi. lieu va ((cam tuc) OR (nam thuc)) gia thanh tai cua te~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((su sach) OR (vu sach)) ky nang ho hoi. lieu va ((cam tuc) OR (nam thuc)) gia thanh tai cua te.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((su sach) or (vu sach)) ky nang ho hoi. lieu va ((cam tuc) OR (nam thuc)) gia thanh tai cua te".
• Adding a wildcard symbol may retrieve word variants: ((su sach) or (vu sach)) ky nang ho hoi. lieu va ((cam tuc) OR (nam thuc)) gia thanh tai cua te*.