Perhaps you should try some spelling variations:
tai cao » thai cao, tao cao, tai sao
tai cau » tai cac
va vanh » va van, va danh, va hanh
cam tuc » cam xuc, cam tu, nam thuc
sach ky » sac ky, sach y, sach kem
nang xa » nang x, lang xa, nang ma
sach ty » sach y, sach tu, sach thu
qua cam » qua cham, qua cac, qua ca
tuc va » thuc va, truc va, tuc xa

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

• Performing a fuzzy search may retrieve terms with similar spellings: tu ((sach ky) OR (sach ty)) nang xa hoi. hieu qua cam tuc va vanh ((tai cau) or (tai cao)) triet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu ((sach ky) OR (sach ty)) nang xa hoi. hieu qua cam tuc va vanh ((tai cau) OR (tai cao)) triet.
• The words AND, OR and NOT may confuse the search; try adding quotes: "tu ((sach ky) OR (sach ty)) nang xa hoi. hieu qua cam tuc va vanh ((tai cau) or (tai cao)) triet".
• Adding a wildcard symbol may retrieve word variants: tu ((sach ky) OR (sach ty)) nang xa hoi. hieu qua cam tuc va vanh ((tai cau) or (tai cao)) triet*.