Perhaps you should try some spelling variations:
dieu cua » dieu tra
van anh » van thanh, tuan anh, van minh
thu van » thuc van, thuy van, tu van
cam thu » nam thu, cac thu, ca thu
hieu va » lieu va, hieu qua
su sach » so sach, vu sach
ly nang » ky nang, ly hang, ly vang
ma hoi » mai hoi, xa hoi, ma hoa
y nang » ky nang, v nang, may nang
de cua » le cua, te cua
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 ((y nang) OR (ly nang)) ma hoi. hieu va cam thu van anh ((de cua) or (dieu cua)) triet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: su sach ((y nang) OR (ly nang)) ma hoi. hieu va cam thu van anh ((de cua) OR (dieu cua)) triet*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "su sach ((y nang) OR (ly nang)) ma hoi. hieu va cam thu van anh ((de cua) or (dieu cua)) triet*".