Perhaps you should try some spelling variations:
chat thuc » thuat thuc, nhan thuc, chat thai
cua triet » cua viet, su triet, va triet
cau tren » cu tren, dau tren, ca tren
minh lai » minh hai, minh ai, minh lam
cua tre » cua te, cuu tre, dua tren
tu sach » thu sach, su sach, te sach
sach ky » sac ky, sach y, sach ty
thuc va » thuc vat, thuc dan, thuc day
ve chat » va chat, van chat
hieu ve » hieu va, hieu van
nang xa » nang x, lang xa, nang ma
va minh » van minh, vua minh, va kinh

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

• Performing a fuzzy search may retrieve terms with similar spellings: tu sach ky nang xa hoi. hieu ve chat thuc va minh lai ((((cua tre) or (cua triet))) or (cau tren))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu sach ky nang xa hoi. hieu ve chat thuc va minh lai ((((cua tre) OR (cua triet))) OR (cau tren))*.