Perhaps you should try some spelling variations:
loai ve » loai va, hoai ve, loai viet
xa hanh » xa thanh, xa khanh, va hanh
su sach » so sach, vu sach
nang ma » tang ma, sang ma, nang cao
y nang » ky nang, ly nang, v nang
va cam » va cham, va cao, va cai
xuc xa » tuc xa, buc xa
ma hoi » mai hoi, xa hoi, ma hoa
lai ve » lai va, la ve, lai de

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 ((va cam) or (va cac)) xuc xa hanh ((lai ve) OR (loai ve)) triet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: su sach y nang ma hoi. hieu ((va cam) OR (va cac)) xuc xa hanh ((lai ve) OR (loai ve)) triet.
• The words AND, OR and NOT may confuse the search; try adding quotes: "su sach y nang ma hoi. hieu ((va cam) or (va cac)) xuc xa hanh ((lai ve) OR (loai ve)) triet".
• Adding a wildcard symbol may retrieve word variants: su sach y nang ma hoi. hieu ((va cam) or (va cac)) xuc xa hanh ((lai ve) OR (loai ve)) triet*.