Perhaps you should try some spelling variations:
trong thuat » trong hoat, trong thu, trong phat
hanh trong » hanh trang, anh trong, hinh trong
thuat dang » thuat dung, thuat bang, thuat dan
tang thanh » dang thanh, trung thanh, hoang thanh
dang cong » dung cong
ban thanh » ban hanh, ban hang
thi hanh » thi thanh
doi thi » doi thoi, do thi, doi khi

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

• Performing a fuzzy search may retrieve terms with similar spellings: doi thi hanh - hanh trong thuat dang cong ((tang thanh) or (ban thanh)) cap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doi thi hanh - hanh trong thuat dang cong ((tang thanh) OR (ban thanh)) cap*.