Perhaps you should try some spelling variations:
nhanh thai » nhanh thi, nhanh thanh, nhanh thang
cua triet » cua viet, su triet, va triet
van nhanh » van thanh, van hanh, van khanh
thai cua » than cua, tai cuc, tri cua
vien da » vien dai, hien dai
nang xa » nang x, lang xa, nang ma
duc van » duc va, duc tan, duc manh
sac ky » sai ky
ve cac » va cac, vien cac

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

• If you are trying to use Boolean operators, they must be ALL CAPS: su ((sac ky) OR (cac ky)) nang xa hoi. hieu ((ve cac) OR (vien da)) duc van nhanh thai cua triet~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "su ((sac ky) OR (cac ky)) nang xa hoi. hieu ((ve cac) or (vien da)) duc van nhanh thai cua triet~".
• Adding a wildcard symbol may retrieve word variants: su ((sac ky) OR (cac ky)) nang xa hoi. hieu ((ve cac) or (vien da)) duc van nhanh thai cua triet*.