Perhaps you should try some spelling variations:
hieu viec » nhieu viec, hieu ve, sieu viet
toc sach » hoc sach, doc sach, thuoc sach
viec cac » vien cac, viec cua, viec lam
sach ky » sac ky, sach y, sach ty
ky lang » ky nang, ky dang, ky tang
lang xa » lang ha, dang xay, lang van
cac tuc » cac toc, cac tu, cac tac
su hien » su kien, su tien, thu hien
tuc va » thuc va, truc va, tuc xa
va dan » ca dan, va dao, va dau
dan ki » dan ky, dan ke, dan li
ki su » ky su

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

• Performing a fuzzy search may retrieve terms with similar spellings: toc sach ky lang xa hoi. hieu viec cac tuc va dan ki su hien~.
• Adding a wildcard symbol may retrieve word variants: toc sach ky lang xa hoi. hieu viec cac tuc va dan ki su hien*.