Perhaps you should try some spelling variations:
nhanh lang » nhanh quang, nhanh thang, nhan dang
cong hung » cong chung, cong huong, cong dung
theo cau » theo chu, theo cap, theo dau
cau sach » cao sach, hau sach, rau sach
lang cua » mang cua, hang cua, long cua
hung dan » huong dan, dung dan, tung dan
than cau » toan cau, than cap, thanh chau
phan cau » phan dau, phan cac, phan tu

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

• Performing a fuzzy search may retrieve terms with similar spellings: theo cau sach - nhanh lang cua cong hung dan ((than cau) or (phan cau))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo cau sach - nhanh lang cua cong hung dan ((than cau) OR (phan cau)).
• Adding a wildcard symbol may retrieve word variants: theo cau sach - nhanh lang cua cong hung dan ((than cau) or (phan cau))*.