Perhaps you should try some spelling variations:
te sach » toc sach
va tinh » may tinh
tu nang » tru nang, tu nong, tu nano
nang xa » nang x, lang xa, nang ma
hieu ve » hieu va, hieu van
cam luc » cau luc
sach tu » sach thu, cach tu, sach ty
de cua » le cua, te cua, dieu cua
ve cua » le cua, te cua, ve cum

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 tu nang xa hoi. hieu ve ((cam luc) or (cam xuc)) va tinh ((ve cua) OR (de cua)) te~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te sach tu nang xa hoi. hieu ve ((cam luc) OR (cam xuc)) va tinh ((ve cua) OR (de cua)) te.
• The words AND, OR and NOT may confuse the search; try adding quotes: "te sach tu nang xa hoi. hieu ve ((cam luc) or (cam xuc)) va tinh ((ve cua) OR (de cua)) te".
• Adding a wildcard symbol may retrieve word variants: te sach tu nang xa hoi. hieu ve ((cam luc) or (cam xuc)) va tinh ((ve cua) OR (de cua)) te*.