Perhaps you should try some spelling variations:
cua tre » cua te, cuu tre, cua triet
lang xa » lang ha, dang xay, lang van
hieu ve » hieu va, hieu van
cam loc » cam lo
loc van » luoc van, hoc van, lo van
anh ve » hanh ve, anh va, anh viet
anh vi » hanh vi, anh va, anh vu
sac ky » sai ky
ve cam » ve cham, ve cac, va cam

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: tu ((sac ky) OR (cac ky)) lang xa hoi. hieu ve cam loc van ((anh vi) OR (anh ve)) cua tre~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "tu ((sac ky) or (cac ky)) lang xa hoi. hieu ve cam loc van ((anh vi) OR (anh ve)) cua tre~".
• Adding a wildcard symbol may retrieve word variants: tu ((sac ky) or (cac ky)) lang xa hoi. hieu ve cam loc van ((anh vi) OR (anh ve)) cua tre*.