Perhaps you should try some spelling variations:
thien dang » thien bang, thien danh, thien cong
thien nang » thien bang, trien nang, thien cong
thong cong » trong cong, tong cong, thong thong
canh manh » lanh manh, canh tranh, cach mang
cua thong » cua thuong, cua khong, cua tong
trinh pha » trinh phan, trinh phap, trinh phat
manh cua » doanh cua, ban cua
pha tap » pham tai

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

• Performing a fuzzy search may retrieve terms with similar spellings: hoc ((thien dang) or (thien nang)) - canh manh cua thong cong trinh pha tap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc ((thien dang) OR (thien nang)) - canh manh cua thong cong trinh pha tap.
• Adding a wildcard symbol may retrieve word variants: hoc ((thien dang) or (thien nang)) - canh manh cua thong cong trinh pha tap*.