Perhaps you should try some spelling variations:
thong cong » trong cong, tong cong, thong thong
trinh han » trinh quan
trinh hoa » trinh do
cong cong » cong dong, trong cong, dung cong
cong tuan » cong tan, cong luan, cong thanh
ho trieu » mot trieu, 25 trieu, 30 trieu
trinh he » trinh thi, trinh ky, trinh do
tuan cau » toan cau, quan cau, tuan cu

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

• Performing a fuzzy search may retrieve terms with similar spellings: ho trieu tinh - hanh ((((trinh he) OR (trinh han))) or (trinh hoa)) thong cong cong tuan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho trieu tinh - hanh ((((trinh he) OR (trinh han))) OR (trinh hoa)) thong cong cong tuan cau.
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho trieu tinh - hanh ((((trinh he) OR (trinh han))) or (trinh hoa)) thong cong cong tuan cau".
• Adding a wildcard symbol may retrieve word variants: ho trieu tinh - hanh ((((trinh he) OR (trinh han))) or (trinh hoa)) thong cong cong tuan cau*.