Perhaps you should try some spelling variations:
hien bach » vien bach, thien hach, hien hanh
bach tuoc » sach duoc, sach nuoc
bieu hien » dieu hien, dieu khien, bien phien
su triet » su viet, su tien, ve triet
lang xa » lang ha, dang xay, lang van
nang xa » nang x, nang ma, mang xa
tuoc va » thuoc va, nuoc va, duoc va
danh du » danh dau, dinh du, anh du
danh tu » anh tu, doanh thu
sac ky » cac ky, sai ky
su sac » su sach, su cac, su xac

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

• Performing a fuzzy search may retrieve terms with similar spellings: su sac ky ((nang xa) or (lang xa)) hoi. bieu hien bach tuoc va ((danh du) or (danh tu)) su triet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: su sac ky ((nang xa) OR (lang xa)) hoi. bieu hien bach tuoc va ((danh du) OR (danh tu)) su triet.
• Adding a wildcard symbol may retrieve word variants: su sac ky ((nang xa) or (lang xa)) hoi. bieu hien bach tuoc va ((danh du) or (danh tu)) su triet*.