Perhaps you should try some spelling variations:
tang loi » thang loi, hang loi, thanh loi
tang lai » trang lai, tang tai, mang lai
hieu vu » hieu va, hieu ve, hieu su
vu chao » vu cao, vu cham, vu chat
chao tu » chao xu, cho tu, cao tu
va hanh » van hanh, va thanh, va danh
tu dan » tuc dan, tu ban, cu dan
dan ky » van ky
vi cua » vai cua, di cua
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 dan ky ((tang lai) or (tang loi)) hoi. hieu vu chao tu va hanh vi cua te~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu dan ky ((tang lai) OR (tang loi)) hoi. hieu vu chao tu va hanh vi cua te.
• Adding a wildcard symbol may retrieve word variants: tu dan ky ((tang lai) or (tang loi)) hoi. hieu vu chao tu va hanh vi cua te*.