Perhaps you should try some spelling variations:
cham tuc » nham thuc, pham thuc, tham thuc
hanh lai » hanh lam, hanh tai, thanh lap
ve triet » su triet
va trien » va truyen, va thiet, va tuyen
so sach » so sanh, bo sach, co sach
sach ky » sac ky, sach y, sach ty
nang xa » nang x, lang xa, nang ma
hieu ve » hieu va, hieu van
ve cham » va cham, ve chat, vu cham
xa hanh » xa thanh, xa khanh, va hanh

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 nang xa hoi. hieu ve cham tuc xa hanh lai ((ve triet) or (va trien))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: so sach ky nang xa hoi. hieu ve cham tuc xa hanh lai ((ve triet) OR (va trien)).
• Adding a wildcard symbol may retrieve word variants: so sach ky nang xa hoi. hieu ve cham tuc xa hanh lai ((ve triet) or (va trien))*.