Perhaps you should try some spelling variations:
nhung cong » dung cong, thong cong, hang cong
hanh tang » hanh trang, anh tang, hanh tung
hanh mang » nhanh mang, hanh trang, nhanh lang
cua nhung » va nhung
cong tinh » cong trinh, cong vinh, long tinh
chu xanh » chieu xanh, chua xang, chuc danh
chu manh » ho manh, chu han, chu van
toan cau » toan cao, toan ban, toan tap

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

• Performing a fuzzy search may retrieve terms with similar spellings: cho ((chu xanh) or (chu manh)) - ((hanh tang) OR (hanh mang)) cua nhung cong tinh toan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: cho ((chu xanh) OR (chu manh)) - ((hanh tang) OR (hanh mang)) cua nhung cong tinh toan cau.
• The words AND, OR and NOT may confuse the search; try adding quotes: "cho ((chu xanh) or (chu manh)) - ((hanh tang) OR (hanh mang)) cua nhung cong tinh toan cau".
• Adding a wildcard symbol may retrieve word variants: cho ((chu xanh) or (chu manh)) - ((hanh tang) OR (hanh mang)) cua nhung cong tinh toan cau*.