Perhaps you should try some spelling variations:
hieu hien » bieu hien, dieu hien, chieu chien
hien bich » phien dich, chien dich, mien dich
bich ngoc » bich nga, dinh ngoc
ngoc chau » ngoc chu, ngoc hai, ngoc ha
so sach » so sanh, bo sach, co sach
sach ky » sac ky, sach y, sach ty
danh di » danh du, xanh di, danh dien
dan di » dan da, dan de, dan li
cua tu » cua tuc, cua su, cua cu
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: so sach ky nang x hoi. hieu hien bich ngoc chau ((dan di) or (danh di)) cua tu~.
• If you are trying to use Boolean operators, they must be ALL CAPS: so sach ky nang x hoi. hieu hien bich ngoc chau ((dan di) OR (danh di)) cua tu*.