Perhaps you should try some spelling variations:
van thinh » van thanh, van chinh, van minh
toc sach » hoc sach, doc sach, thuoc sach
nhan luc » nang luc
nang ma » tang ma, sang ma, nang cao
hieu ve » hieu va, hieu van
ve nhan » ve nha, de nhan, va nhan
luc van » luoc van, luu van, duc van
y nang » ky nang, ly nang, v nang
ma hoi » mai hoi, xa hoi, ma hoa

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 ma hoi. hieu ve nhan luc van thinh ((le cua) or (ly cua)) viet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: toc sach y nang ma hoi. hieu ve nhan luc van thinh ((le cua) OR (ly cua)) viet.
• Adding a wildcard symbol may retrieve word variants: toc sach y nang ma hoi. hieu ve nhan luc van thinh ((le cua) or (ly cua)) viet*.