Perhaps you should try some spelling variations:
thien van » thi van
nam thuc » nam thuoc, am thuc, nam thu
tinh doi » trinh doc, trinh do, tinh hoc
sinh ty » sinh y, sinh tu, dinh ty
nang xa » nang x, lang xa, nang ma
thuc va » thuc vat, thuc dan, thuc day
va tinh » may tinh
doi cua » dai cua, hoi cua
cua tre » cua te, cuu tre, cua triet

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

• Performing a fuzzy search may retrieve terms with similar spellings: hoc ((sinh ty) or (sinh ly)) nang xa hoi. thien van nam thuc va tinh doi cua tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc ((sinh ty) OR (sinh ly)) nang xa hoi. thien van nam thuc va tinh doi cua tre.
• Adding a wildcard symbol may retrieve word variants: hoc ((sinh ty) or (sinh ly)) nang xa hoi. thien van nam thuc va tinh doi cua tre*.