Perhaps you should try some spelling variations:
chat truc » cau truc, chat xuc
cua triet » cua viet, su triet, va triet
hieu cao » chieu cao, hieu cac, hieu ca
danh sai » dung sai, danh bat, danh dau
tu sach » thu sach, su sach, te sach
sach ky » sac ky, sach y, sach ty
nang ma » tang ma, sang ma, nang cao
truc va » thuc va, thuc vat, trung va
ma hoi » mai hoi, xa hoi, ma hoa

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 ma hoi. hieu cao chat truc va ((danh sai) or (lanh dao)) cua triet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu sach ky nang ma hoi. hieu cao chat truc va ((danh sai) OR (lanh dao)) cua triet.
• Adding a wildcard symbol may retrieve word variants: tu sach ky nang ma hoi. hieu cao chat truc va ((danh sai) or (lanh dao)) cua triet*.