Perhaps you should try some spelling variations:
thuong cong » thong cong, thuong con, thuong dong
thieu xanh » chieu xanh, hieu manh, thien anh
thien danh » thien anh, thien dang, thien thanh
hanh han » hanh nhan, hanh phan, hanh san
dan phan » doan phan, dan chan, van phan
han va » hang va, hanh va, nhan va

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

• Performing a fuzzy search may retrieve terms with similar spellings: hoc ((thieu xanh) or (thien danh)) - hanh han va thuong cong ((dan phan) or (dan ca)) lap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc ((thieu xanh) OR (thien danh)) - hanh han va thuong cong ((dan phan) OR (dan ca)) lap.
• Adding a wildcard symbol may retrieve word variants: hoc ((thieu xanh) or (thien danh)) - hanh han va thuong cong ((dan phan) or (dan ca)) lap*.