Perhaps you should try some spelling variations:
thanh lai » thanh hai, thanh lap, thanh loi
cau treo » cau theo, cau triet, cau trieu
va thanh » gia thanh, ban thanh, va tinh
cau tren » cu tren, dau tren, ca tren
dua tren » dung tren
cham duc » pham duc, cham soc, pham duy
nang dai » nang dau, nang tai, lang dai
hieu vu » hieu va, hieu ve, hieu su
vu cham » va cham, vu kham, tu cham
sach ty » sach y, sach tu, sach thu
dai hai » dai han, dai hoi, dai tai
ty nang » ky nang, ty xang, ty hang
te sach » toc sach

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 dai hai. hieu vu cham duc va thanh lai ((dua tren) or (((cau tren) or (cau treo))))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te sach ty nang dai hai. hieu vu cham duc va thanh lai ((dua tren) OR (((cau tren) OR (cau treo)))).
• Adding a wildcard symbol may retrieve word variants: te sach ty nang dai hai. hieu vu cham duc va thanh lai ((dua tren) or (((cau tren) or (cau treo))))*.