Perhaps you should try some spelling variations:
cua triet » cua viet, su triet, va triet
cam thuc » am thuc, nam thuc, cam thu
hanh tai » thanh tai, han tai, hinh tai
hang tai » hang va, dung tai
su sach » so sach, vu sach
sach ky » sac ky, sach y, sach ty
nang xa » nang x, lang xa, nang ma
hieu va » lieu va, hieu qua
thuc va » thuc vat, thuc dan, thuc day
va cam » va cham, va cac, va cao

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. hieu va cam thuc va ((hanh tai) or (hang tai)) cua triet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: su sach ky nang xa hoi. hieu va cam thuc va ((hanh tai) OR (hang tai)) cua triet.
• Adding a wildcard symbol may retrieve word variants: su sach ky nang xa hoi. hieu va cam thuc va ((hanh tai) or (hang tai)) cua triet*.