Perhaps you should try some spelling variations:
cau tren » cu tren, dau tren, ca tren
cham tuc » nham thuc, pham thuc, tham thuc
tu tren » tu truyen, tu tieng, tu trong
hanh ve » hanh vi, hanh va, hanh kem
xa hanh » xa thanh, xa khanh, va hanh
va cham » va chat, va tham
nang xa » lang xa, nang ma, mang xa
hieu va » lieu va, hieu qua
san ky » sang ky, van ky, dan ky
tu san » thu san, tu ban, tu can

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

• Performing a fuzzy search may retrieve terms with similar spellings: tu san ky ((nang xa) or (nang x)) hoi. hieu va cham tuc xa hanh ve ((tu tren) or (cau tren))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu san ky ((nang xa) OR (nang x)) hoi. hieu va cham tuc xa hanh ve ((tu tren) OR (cau tren)).
• Adding a wildcard symbol may retrieve word variants: tu san ky ((nang xa) or (nang x)) hoi. hieu va cham tuc xa hanh ve ((tu tren) or (cau tren))*.