Perhaps you should try some spelling variations:
cua triet » cua viet, su triet, va triet
kham xuc » kham xung, kham cuoc, cam xuc
cua tre » cua te, cuu tre, dua tren
vu kham » vu khanh
sach ky » sac ky, sach y, sach kem
nang xa » nang x, lang xa, nang ma
sach ty » sach y, sach tu, sach thu
hieu vu » hieu va, hieu ve, hieu su
xuc va » duc va, tuc va, luc va
va da » va dao, va dau, va dap

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 ky) or (sach ty)) nang xa hoi. hieu vu kham xuc va da day ((cua tre) OR (cua triet))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te ((sach ky) OR (sach ty)) nang xa hoi. hieu vu kham xuc va da day ((cua tre) OR (cua triet)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "te ((sach ky) or (sach ty)) nang xa hoi. hieu vu kham xuc va da day ((cua tre) OR (cua triet))".
• Adding a wildcard symbol may retrieve word variants: te ((sach ky) or (sach ty)) nang xa hoi. hieu vu kham xuc va da day ((cua tre) OR (cua triet))*.