Perhaps you should try some spelling variations:
thanh do » thanh de, thanh pho, thanh hoa
va thanh » gia thanh, ban thanh, va tinh
lang xa » lang ha, dang xay, lang van
do cua » doi cua, co cua, de cua
luc va » duc va, tuc va, loc va
ve cac » vien cac
sac ky » sai ky
cua te » cua tu

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)) lang xa hoi. hieu ((ve cac) OR (va cac)) luc va thanh do cua te~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "su ((sac ky) OR (cac ky)) lang xa hoi. hieu ((ve cac) or (va cac)) luc va thanh do cua te~".
• Adding a wildcard symbol may retrieve word variants: su ((sac ky) OR (cac ky)) lang xa hoi. hieu ((ve cac) or (va cac)) luc va thanh do cua te*.