Perhaps you should try some spelling variations:
nhanh lang » nhanh quang, nhanh thang, nhanh dong
hoc chieu » hoc thieu, hoc hien, hoc dieu
nhan dang » nhan dan, phan dang, tran dang
dung cong » dung trong
ho chieu » theo chieu, hoc thieu, doi chieu
cua dung » cua dang, cua dong, qua dung
tran van » luan van
ty tran » ly tran, tan tran, ty trach

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((hoc chieu) or (ho chieu)) xanh - ((nhanh lang) OR (nhan dang)) cua dung cong ty tran van~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((hoc chieu) OR (ho chieu)) xanh - ((nhanh lang) OR (nhan dang)) cua dung cong ty tran van.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((hoc chieu) or (ho chieu)) xanh - ((nhanh lang) OR (nhan dang)) cua dung cong ty tran van".
• Adding a wildcard symbol may retrieve word variants: ((hoc chieu) or (ho chieu)) xanh - ((nhanh lang) OR (nhan dang)) cua dung cong ty tran van*.