Perhaps you should try some spelling variations:
dang lai » dang loai, dung lai, dang bai
dang hai » dang khai, hang hai, dung hai
quoc lan » quoc ban, nuoc luan, quoc quan
hieu va » lieu va, hieu qua
xuc ban » duc ban, cuc ban, quoc ban
va chat » van chat, va phat, cao chat
vi cua » vai cua, di cua
tu sac » tu sach, tu cac, tu san
sac ky » cac ky, sai ky
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: tu sac ky ((dang lai) or (dang hai)) hoi. hieu va chat ((xuc ban) or (quoc lan)) hanh vi cua te~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu sac ky ((dang lai) OR (dang hai)) hoi. hieu va chat ((xuc ban) OR (quoc lan)) hanh vi cua te.
• Adding a wildcard symbol may retrieve word variants: tu sac ky ((dang lai) or (dang hai)) hoi. hieu va chat ((xuc ban) or (quoc lan)) hanh vi cua te*.