Perhaps you should try some spelling variations:
cham luc » cham soc, nhan luc, cham cuu
tinh loi » tinh luoi, tinh doi, dinh loi
ky hang » ky nang, ly hang, ky dang
hieu vu » hieu va, hieu ve, hieu su
vu cham » va cham, vu kham, tu cham
cua tre » cuu tre, cua triet, dua tren
va tinh » may tinh
su sac » su sach, su cac, su xac
luc va » duc va, tuc va, loc va
sac ky » cac ky, sai ky
va hoi » xa hoi, va hoc, va hoa
cua tu » cua tuc, cua su, cua cu

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: su sac ky hang va hoi. hieu vu cham luc va tinh loi ((cua tre) or (((cua te) or (cua tu))))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: su sac ky hang va hoi. hieu vu cham luc va tinh loi ((cua tre) OR (((cua te) OR (cua tu)))).
• Adding a wildcard symbol may retrieve word variants: su sac ky hang va hoi. hieu vu cham luc va tinh loi ((cua tre) or (((cua te) or (cua tu))))*.