Perhaps you should try some spelling variations:
nhung huong » nhung phuong, nhung tuong, nhung cong
tien thanh » tien thinh, tran thanh, den thanh
hoc tien » hoc tieng, hoc hien, hoc vien
trinh va » trinh van, trinh vat, trinh ve
dan than » dan chan, ban than, van than
than cao » toan cao, thai cao, than cap

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

• Performing a fuzzy search may retrieve terms with similar spellings: hoc tien thanh - canh ((trinh va) or (sinh vat)) nhung huong dan than cao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc tien thanh - canh ((trinh va) OR (sinh vat)) nhung huong dan than cao.
• Adding a wildcard symbol may retrieve word variants: hoc tien thanh - canh ((trinh va) or (sinh vat)) nhung huong dan than cao*.