Perhaps you should try some spelling variations:
cua triet » cua viet, su triet, va triet
phat duc » pham duc, phan duc, phan duoc
thu sach » tu sach, thuat sach, thuoc sach
van hanh » van thanh, ban hanh, van anh
hanh tai » thanh tai, hang tai, han tai
su sach » so sach, vu sach
ty nang » ky nang, ty xang, ty hang
hieu va » lieu va, hieu qua
duc van » duc va, duc tan, duc manh
tai cua » thai cua, tai cuc, tri 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) or (thu hoach))) or (su sach)) ty nang x ho. hieu va phat duc van hanh tai cua triet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((((thu sach) OR (thu hoach))) OR (su sach)) ty nang x ho. hieu va phat duc van hanh tai cua triet.
• Adding a wildcard symbol may retrieve word variants: ((((thu sach) or (thu hoach))) or (su sach)) ty nang x ho. hieu va phat duc van hanh tai cua triet*.