Perhaps you should try some spelling variations:
cua triet » cua viet, su triet, va triet
cham duc » pham duc, cham soc, pham duy
thu sach » tu sach, thuat sach, thuoc sach
van hanh » van thanh, ban hanh, van anh
ty nang » ky nang, ty hang, ty nong
ly nang » ky nang, ly hang, ly vang
va cham » va chat, va tham
duc van » duc va, duc tan, duc manh
hanh de » hanh ve, hanh kem
de cua » le cua, te cua, dieu cua

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

• Performing a fuzzy search may retrieve terms with similar spellings: thu sach ((((ty nang) OR (ly nang))) or (ty xang)) x ho. lieu va cham duc van hanh de cua triet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: thu sach ((((ty nang) OR (ly nang))) OR (ty xang)) x ho. lieu va cham duc van hanh de cua triet.
• The words AND, OR and NOT may confuse the search; try adding quotes: "thu sach ((((ty nang) OR (ly nang))) or (ty xang)) x ho. lieu va cham duc van hanh de cua triet".
• Adding a wildcard symbol may retrieve word variants: thu sach ((((ty nang) OR (ly nang))) or (ty xang)) x ho. lieu va cham duc van hanh de cua triet*.