Perhaps you should try some spelling variations:
thieu nien » thien nhien
cua triet » cua viet, su triet, va triet
nien coc » nien cong, vien cac, dien cuc
van hanh » van thanh, ban hanh, van anh
hanh vai » hanh vi, hanh va, hanh tai
nang xa » nang x, lang xa, mang xa
nang ma » tang ma, sang ma, nang cao
luc van » luoc van, luu van, duc van
vai cua » dai cua, hai cua, lai cua
te sac » te sach, te cac, te san
sac ky » cac ky, sai ky

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

• Performing a fuzzy search may retrieve terms with similar spellings: te sac ky ((nang xa) OR (nang ma)) hoi. thieu nien coc luc van hanh vai cua triet~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "te sac ky ((nang xa) OR (nang ma)) hoi. thieu nien coc luc van hanh vai cua triet".
• Adding a wildcard symbol may retrieve word variants: te sac ky ((nang xa) OR (nang ma)) hoi. thieu nien coc luc van hanh vai cua triet*.