Perhaps you should try some spelling variations:
sang tao » hang tai
cham luc » cham soc, nhan luc, cham cuu
sang lap » sang ma, sang tai, dan lap
danh vi » hanh vi, dinh vi, danh di
va danh » va dinh, va dan, va hanh
ve cham » va cham, ve chat, vu cham
hieu ve » hieu va, hieu van
sach ky » sac ky, sach y, sach kem
sach ty » sach y, sach tu, sach thu
luc va » duc va, tuc va, loc va
vi cua » vai cua, di cua
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: so ((sach ky) or (sach ty)) ((sang lap) or (sang tao)) tai. hieu ve cham luc va danh vi cua te~.
• If you are trying to use Boolean operators, they must be ALL CAPS: so ((sach ky) OR (sach ty)) ((sang lap) OR (sang tao)) tai. hieu ve cham luc va danh vi cua te.
• Adding a wildcard symbol may retrieve word variants: so ((sach ky) or (sach ty)) ((sang lap) or (sang tao)) tai. hieu ve cham luc va danh vi cua te*.