Perhaps you should try some spelling variations:
cau tren » cu tren, dau tren, ca tren
cham duc » pham duc, cham soc, pham duy
hang dai » hoang dai, hang tai, hang dau
dua tren » dung tren
tinh lai » tinh lao, tinh hai, minh lai
cuu tre » cua tre, cau treo
te sach » toc sach
sach ty » sach y, sach tu, sach thu
vu cham » va cham, vu kham, tu cham
hieu vu » hieu va, hieu ve, hieu su
dai hai » dai han, dai hoi, dai tai
ty hang » ly hang, ty xang, thi hang
va tinh » may tinh

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