Perhaps you should try some spelling variations:
cau triet » cau trieu, su triet, cua triet
te sach » toc sach
sach ty » sach y, sach tu, sach thu
ty nang » ky nang, ty xang, ty hang
nang xa » nang x, lang xa, nang ma
hieu ve » hieu va, hieu van
cac tac » cac toc, cac bac, cac dac
ve cac » va cac, vien cac
da dan » da dang, dao dan, day dan
dan vi » doan vi, don vi, dan va
vi cau » va cau, ve cau, di cau

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 ty nang xa hoi. hieu ve cac tac da dan vi cau triet~.
• Adding a wildcard symbol may retrieve word variants: te sach ty nang xa hoi. hieu ve cac tac da dan vi cau triet*.