Perhaps you should try some spelling variations:
hanh diem » thanh liem, chanh niem, khanh kiem
hanh dieu » han dieu, hinh dieu, hoang dieu
cau tren » cu tren, dau tren, ca tren
te sach » toc sach
sach ty » sach y, sach tu, sach thu
ty nang » ky nang, ty xang, ty hang
nang xa » nang x, lang xa, nang ma
qua cac » cua cac
cac tu » cac thu, cach tu, cac du

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

• Performing a fuzzy search may retrieve terms with similar spellings: te sach ty nang xa hoi. hieu qua cac tu va ((hanh diem) or (hanh dieu)) cau tren~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te sach ty nang xa hoi. hieu qua cac tu va ((hanh diem) OR (hanh dieu)) cau tren.
• Adding a wildcard symbol may retrieve word variants: te sach ty nang xa hoi. hieu qua cac tu va ((hanh diem) or (hanh dieu)) cau tren*.