Perhaps you should try some spelling variations:
thuc dant » thuoc dang, thuc hanh, thuc vat
thuc dan » thuc hanh, hoc dan, thuc vat
su sach » so sach, vu sach
cuu tre » cua tre, cau tren, cau treo
hieu ve » hieu va, hieu van
te sach » toc sach
vi cuu » vi luu, vinh cuu
ve cam » ve cham, ve cac, va cam
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: ((su sach) or (te sach)) ky nang x hoi. hieu ve cam ((thuc dan) or (thuc dant)) hanh vi cuu tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((su sach) OR (te sach)) ky nang x hoi. hieu ve cam ((thuc dan) OR (thuc dant)) hanh vi cuu tre.
• Adding a wildcard symbol may retrieve word variants: ((su sach) or (te sach)) ky nang x hoi. hieu ve cam ((thuc dan) or (thuc dant)) hanh vi cuu tre*.