Perhaps you should try some spelling variations:
thanh tri » thanh tra, thanh tai, chinh tri
van thanh » ban thanh, van tuan
hoc sach » hoc sinh, hoc cac, hoc anh
hieu van » hieu va, thien van, lieu va
sach ky » sac ky, sach y, sach ty
lam xuc » lam duoc
sang ma » tang ma, nang ma, sang tao
ky sang » ky nang, ky dang, ky tang
ma hoi » mai hoi, xa hoi, ma hoa
cua tu » cua tuc, cua su, cua cu

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

• Performing a fuzzy search may retrieve terms with similar spellings: hoc sach ky sang ma hoi. hieu van ((lam xuc) or (cam xuc)) van thanh tri ((cua te) or (cua tu))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc sach ky sang ma hoi. hieu van ((lam xuc) OR (cam xuc)) van thanh tri ((cua te) OR (cua tu)).
• Adding a wildcard symbol may retrieve word variants: hoc sach ky sang ma hoi. hieu van ((lam xuc) or (cam xuc)) van thanh tri ((cua te) or (cua tu))*.