Perhaps you should try some spelling variations:
pham cuu » pham huu, cham cuu, pham cua
van hanh » van thanh, ban hanh, van anh
ve triet » va trien, su triet
te sach » toc sach
sach ky » sac ky, sach y, sach ty
nang xa » nang x, lang xa, nang ma
hieu vu » hieu va, hieu ve, dieu vu
hieu su » hieu sau, tieu su, hieu so
hanh gi » hanh vi, danh gia, hanh noi
gi ve » gia ve, gi de, gi he

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: te sach ky nang xa hoi. ((hieu vu) or (hieu su)) pham cuu van hanh gi ve triet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te sach ky nang xa hoi. ((hieu vu) OR (hieu su)) pham cuu van hanh gi ve triet.
• Adding a wildcard symbol may retrieve word variants: te sach ky nang xa hoi. ((hieu vu) or (hieu su)) pham cuu van hanh gi ve triet*.