Perhaps you should try some spelling variations:
thien van » thi van
cua triet » cua viet, su triet, va triet
van hanh » van thanh, ban hanh, van anh
hanh keo » hanh kem, banh keo, hanh theo
te sach » toc sach
sach ky » sac ky, sach y, sach ty
cam luc » cam xuc, cau luc
luc van » luoc van, luu van, duc van
keo cua » keo sua, kho cua, khoe cua
x hoi » o hoi, x ho, 5 hoi

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 ((x hoi) or (xa hoi)). ((lieu va) or (thien van)) cam luc van hanh keo cua triet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te sach ky nang ((x hoi) OR (xa hoi)). ((lieu va) OR (thien van)) cam luc van hanh keo cua triet.
• Adding a wildcard symbol may retrieve word variants: te sach ky nang ((x hoi) or (xa hoi)). ((lieu va) or (thien van)) cam luc van hanh keo cua triet*.