Perhaps you should try some spelling variations:
hieu vien » hieu hien, hieu viec, thieu nien
trong hai » trong thai, trong tai, trong hoat
cua triet » cua viet, su triet, va triet
ky trong » ly trong, ke trong, cay trong
vien cac » vien bach, vien dai, vien da
va thanh » gia thanh, ban thanh, le thanh
hai noi » ha noi, hai moi, hay noi
cac duc » cac du, cao duc, cac dac
va tinh » may tinh
lam cua » nam cua, lam chat
su sai » su tai, su hai, su dai
sai ky » sac ky

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

• Performing a fuzzy search may retrieve terms with similar spellings: su sai ky trong hai noi. hieu vien cac duc ((va thanh) or (va tinh)) lam cua triet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: su sai ky trong hai noi. hieu vien cac duc ((va thanh) OR (va tinh)) lam cua triet.
• Adding a wildcard symbol may retrieve word variants: su sai ky trong hai noi. hieu vien cac duc ((va thanh) or (va tinh)) lam cua triet*.