Perhaps you should try some spelling variations:
cham luc » cham soc, nhan luc, cham cuu
su sach » so sach, vu sach
ky lang » ky nang, ky tang, tay lang
ky dang » ky nang, ky danh
hieu va » lieu va, hieu qua
va cham » va chat, va tham
van anh » van thanh, tuan anh
ha hoi » hoa hoi, ha noi, xa hoi
cua te » cua tu

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 lang) OR (ky dang)) ha hoi. hieu va cham luc ((van anh) or (van minh)) tri cua te~.
• If you are trying to use Boolean operators, they must be ALL CAPS: su sach ((ky lang) OR (ky dang)) ha hoi. hieu va cham luc ((van anh) OR (van minh)) tri cua te*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "su sach ((ky lang) OR (ky dang)) ha hoi. hieu va cham luc ((van anh) or (van minh)) tri cua te*".