Perhaps you should try some spelling variations:
trinh toan » tinh toan, thanh toan, trinh quan
nhung cong » dung cong, thong cong, hang cong
cua nhung » va nhung
hanh mang » nhanh mang, hanh trang, nhanh lang
trinh han » trinh quan
theo chu » theo chieu, cho chu, chao chu
chu xanh » chu manh, chieu xanh, chua xang
anh dang » anh dong, anh dung, anh bang

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

• Performing a fuzzy search may retrieve terms with similar spellings: theo chu xanh - ((anh dang) or (hanh mang)) cua nhung cong ((trinh toan) or (trinh han)) cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo chu xanh - ((anh dang) OR (hanh mang)) cua nhung cong ((trinh toan) OR (trinh han)) cau.
• Adding a wildcard symbol may retrieve word variants: theo chu xanh - ((anh dang) or (hanh mang)) cua nhung cong ((trinh toan) or (trinh han)) cau*.