Perhaps you should try some spelling variations:
cau treo » cau theo, cau tren, cau triet
tinh vai » tinh va, tinh hai, tinh bai
cam duc » cam xuc, cao duc, pham duc
cuu tre » cua tre, cau tren
va tinh » may tinh
dang xa » dang xay, lang xa, dang va
hieu ve » hieu va, hieu van
dang ha » dong ha, dung ha, lang ha
ve cam » ve cham, ve cac, va cam

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

• Performing a fuzzy search may retrieve terms with similar spellings: tu cac ky ((dang xa) OR (dang ha)) hoi. hieu ve cam duc va tinh vai ((cuu tre) or (cau treo))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu cac ky ((dang xa) OR (dang ha)) hoi. hieu ve cam duc va tinh vai ((cuu tre) OR (cau treo)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "tu cac ky ((dang xa) OR (dang ha)) hoi. hieu ve cam duc va tinh vai ((cuu tre) or (cau treo))".
• Adding a wildcard symbol may retrieve word variants: tu cac ky ((dang xa) OR (dang ha)) hoi. hieu ve cam duc va tinh vai ((cuu tre) or (cau treo))*.