Perhaps you should try some spelling variations:
cua triet » cua viet, su triet, va triet
ve cham » va cham, ve chat, vu cham
van anh » van thanh, tuan anh, van minh
thu van » thuc van, thuy van, tu van
su sach » so sach, vu sach
nang ma » tang ma, sang ma, nang cao
y nang » ky nang, ly nang, v nang
ve cai » va cai, ve tai, ve cau
ma hoi » mai hoi, xa hoi, ma hoa
anh de » hanh de, anh d, anh ve
de cua » le cua, te cua, dieu cua
ve cac » va cac, vien cac

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 y nang ma hoi. hieu ((((ve cai) OR (ve cac))) or (ve cham)) thu van anh de cua triet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: su sach y nang ma hoi. hieu ((((ve cai) OR (ve cac))) OR (ve cham)) thu van anh de cua triet*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "su sach y nang ma hoi. hieu ((((ve cai) OR (ve cac))) or (ve cham)) thu van anh de cua triet*".