Perhaps you should try some spelling variations:
nhung tuong » nhung huong, nhung phuong, hung vuong
chieu sach » chinh sach, chieu sang, chieu xanh
nhanh lang » nhanh quang, nhanh thang, nhan dang
cua nhung » va nhung
tuong dan » huong dan, tung dan, xuong dan
lang cua » mang cua, hang cua, long cua
toan cau » toan cao, toan tap, toan tai
toan ban » van ban

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

• Performing a fuzzy search may retrieve terms with similar spellings: hoc ((chieu sach) or (chiet tach)) - nhanh lang cua nhung tuong dan ((toan cau) or (toan ban))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc ((chieu sach) OR (chiet tach)) - nhanh lang cua nhung tuong dan ((toan cau) OR (toan ban)).
• Adding a wildcard symbol may retrieve word variants: hoc ((chieu sach) or (chiet tach)) - nhanh lang cua nhung tuong dan ((toan cau) or (toan ban))*.