Perhaps you should try some spelling variations:
thuc day » thuc dan, thuc vat
thanh ve » hanh ve, thanh va, thanh vien
su sach » so sach, vu sach
sach ky » sac ky, sach y, sach ty
nang xa » nang x, lang xa, nang ma
va pham » van pham, va phat, va phap
thuc va » thuc vat, thuc dan
cua tre » cua te, cuu tre, cua triet
ve cua » le cua, de cua, te cua

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

• Performing a fuzzy search may retrieve terms with similar spellings: su sach ky nang xa hoi. lieu va pham ((thuc va) OR (thuc day)) thanh ve cua tre~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "su sach ky nang xa hoi. lieu va pham ((thuc va) OR (thuc day)) thanh ve cua tre".
• Adding a wildcard symbol may retrieve word variants: su sach ky nang xa hoi. lieu va pham ((thuc va) OR (thuc day)) thanh ve cua tre*.