Perhaps you should try some spelling variations:
dau tren » dau tien, dat tren, dau tieng
te sach » toc sach
ly nang » ky nang, ly hang, ly vang
va tich » va tinh, va dich
cu tren » tu tren, dua tren
y nang » ky nang, v nang, may nang
va cam » va cham, va cac, va cao
cam tu » cam thu, nam tu, dam tu

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 ((y nang) or (ly nang)) xa hoi. lieu va cam tu va tich va ((cu tren) or (dau tren))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te sach ((y nang) OR (ly nang)) xa hoi. lieu va cam tu va tich va ((cu tren) OR (dau tren)).
• Adding a wildcard symbol may retrieve word variants: te sach ((y nang) or (ly nang)) xa hoi. lieu va cam tu va tich va ((cu tren) or (dau tren))*.