Perhaps you should try some spelling variations:
cu tren » tu tren, dua tren
cam luc » cam xuc, cau luc
lang xa » lang ha, dang xay, lang van
hanh ve » hanh vi, hanh va, hanh kem
danh ve » dinh ve, anh ve, dan ve
hieu ve » hieu va, hieu van
tu sai » tu bai, tu san, tu cai
luc va » duc va, tuc va, loc va
sai ky » sac 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 sai ky ((lang xa) OR (nang x)) hoi. hieu ve cam luc va ((danh ve) OR (hanh ve)) cu tren~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "tu sai ky ((lang xa) or (nang x)) hoi. hieu ve cam luc va ((danh ve) OR (hanh ve)) cu tren~".
• Adding a wildcard symbol may retrieve word variants: tu sai ky ((lang xa) or (nang x)) hoi. hieu ve cam luc va ((danh ve) OR (hanh ve)) cu tren*.