Perhaps you should try some spelling variations:
ky dang » ky nang, ky danh
dang xa » dang xay, lang xa, dang ha
hieu ve » hieu va, hieu van
va dung » van dung, va duong, vat dung
dung co » dung cho, dung cong, dung cua
cua tre » cuu tre, cua triet, dua tren
so dac » so dan
dac ky » cac ky, dan ky, sac ky
ve dam » ven dam, ke dam, va dam
dam tu » nam tu, cam tu, tam tu
cua te » cua tu

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

• Performing a fuzzy search may retrieve terms with similar spellings: so dac ky dang xa hoi. hieu ve dam tu va dung co ((cua tre) or (cua te))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: so dac ky dang xa hoi. hieu ve dam tu va dung co ((cua tre) OR (cua te)).
• Adding a wildcard symbol may retrieve word variants: so dac ky dang xa hoi. hieu ve dam tu va dung co ((cua tre) or (cua te))*.