Perhaps you should try some spelling variations:
cua triet » cua viet, su triet, va triet
lang dai » lang hai, lang mai, lang chai
thi hanh » thi thanh
va lang » va nang, hoa lang
su sach » so sach, vu sach
mai hoi » mai khoi, dai hoi, lai hoi
ty hang » ly hang, ty xang, thi hang
ty nang » ky nang, ty xang, ly nang
hieu va » lieu va, hieu qua
xuc va » duc va, tuc va, luc va

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 ((ty nang) or (ty hang)) mai hoi. ((hieu va) or (thi hanh)) cam xuc va lang dai cua triet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: su sach ((ty nang) OR (ty hang)) mai hoi. ((hieu va) OR (thi hanh)) cam xuc va lang dai cua triet.
• Adding a wildcard symbol may retrieve word variants: su sach ((ty nang) or (ty hang)) mai hoi. ((hieu va) or (thi hanh)) cam xuc va lang dai cua triet*.