Perhaps you should try some spelling variations:
chat luc » chat xuc, chat lua, nhan luc
van dang » van dong, van dung, van nang
te sach » toc sach
hoi cua » hoi chuc
hai cua » thai cua, dai cua, lai cua
luc van » luoc van, luu van, duc van
va chat » van chat, va phat, cao chat
hieu va » lieu va, hieu qua
y nang » ky nang, ly nang, may nang
v nang » va nang, vu nang, van nang

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 ((y nang) or (v nang)) xa hoi. hieu va chat luc van dang ((hai cua) OR (hoi cua)) tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te sach ((y nang) OR (v nang)) xa hoi. hieu va chat luc van dang ((hai cua) OR (hoi cua)) tre*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "te sach ((y nang) or (v nang)) xa hoi. hieu va chat luc van dang ((hai cua) OR (hoi cua)) tre*".