Perhaps you should try some spelling variations:
hien bich » phien dich, chien dich, mien dich
hieu hien » bieu hien, dieu hien, chieu chien
hoc sach » hoc sinh, hoc cac, hoc anh
bich goc » bich ngoc, dich hoc
sach ky » sac ky, sach y, sach ty
ky lang » ky nang, ky dang, ky tang
lang xa » lang ha, dang xay, lang van
danh vi » hanh vi, danh di, danh va
dinh vi » dinh ve, dinh viet, dinh tri
goc va » hoc va, loc va, doc va
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 lang xa hoi. hieu hien bich goc va ((danh vi) or (dinh vi)) cua tu~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc sach ky lang xa hoi. hieu hien bich goc va ((danh vi) OR (dinh vi)) cua tu*.