Perhaps you should try some spelling variations:
nhan luc » nang luc
thai cua » than cua, tai cuc, dai cua
dang mau » dong mau, dang van, dang su
va thanh » gia thanh, ban thanh, va tinh
su sach » so sach, vu sach
hai cuc » tai cuc, hai cua, hai huoc
sach ky » sac ky, sach y, sach ty
ve nhan » ve nha, de nhan, va nhan
hieu ve » hieu va, hieu van
mau hoi » cau hoi, mai hoi, mau ho
ky dang » ky nang, ky danh
luc va » duc va, tuc va, loc 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 ky dang mau hoi. hieu ve nhan luc va thanh ((hai cuc) or (((thai cua) OR (tri cua)))) tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: su sach ky dang mau hoi. hieu ve nhan luc va thanh ((hai cuc) OR (((thai cua) OR (tri cua)))) tre.
• The words AND, OR and NOT may confuse the search; try adding quotes: "su sach ky dang mau hoi. hieu ve nhan luc va thanh ((hai cuc) or (((thai cua) OR (tri cua)))) tre".
• Adding a wildcard symbol may retrieve word variants: su sach ky dang mau hoi. hieu ve nhan luc va thanh ((hai cuc) or (((thai cua) OR (tri cua)))) tre*.