Keywords should be specified. The other fields are optional.
The latest procurement information will be lised, when clicking 'Search' button without keywords.
You can specify several refinement conditions and areas with keywords. The optional refinement conditions and areas are as follows.
Notice: Some data in the system don't have the organizaition or area information. These data are not searched for.
Specify only one keyword and push 'Search' button. The keyword follows these rules
Specify one phrase enclosed in apostrophes (') or double quotation marks ("), and push 'Search' button. The phrase follows the above rules.
'A AND B': find the data that contain the both A and B.
AND can be omitted.
'A OR B': find the data that contain only A or only B or the both.
'A ANDNOT B': find the data that contain A and don't contain B
'A ANDNOT B' is same as 'A AND NOT B'.
'NOT A': find the data that don't contain A.
You can use the 2 or more keyswords with the above operators, and search expression instead of keyword in one search.
AND, OR, and ANDNOT operators have the same priority and NOT have higher than the others. You can change the priorities with '(' and ')'.