Perhaps you should try some spelling variations:
cua triet » cua viet, su triet, va triet
toc sach » hoc sach, doc sach, thuoc sach
hieu van » hieu va, thien van, lieu va
dap nuoc » dat nuoc, cap nuoc, dau nuoc
nuoc van » nuoc va, nuoc san, luoc van
van hanh » van thanh, ban hanh, van anh
hanh tri » thanh tri, hanh tai, hanh trinh
ly nang » ky nang, ly hang, ly vang
cao hoa » cao hoat, cao khoa, cau hoa
van dap » van dao, va dap, van dau
y nang » ky nang, v nang, may nang

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

• Performing a fuzzy search may retrieve terms with similar spellings: toc sach ((y nang) or (ly nang)) cao hoa. hieu van dap nuoc van hanh tri cua triet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: toc sach ((y nang) OR (ly nang)) cao hoa. hieu van dap nuoc van hanh tri cua triet.
• Adding a wildcard symbol may retrieve word variants: toc sach ((y nang) or (ly nang)) cao hoa. hieu van dap nuoc van hanh tri cua triet*.