Multiple words are treated as a phrase unless separated by a comma
| Search term | Search results (items including the following terms and combinations) |
| Columbia river | The phrase: Columbia river |
| Columbia, river | Columbia or river or rivers |
| film | film, films, filming, filmed |
| filming | film, films, filming, filmed |
| filming AND river | (film, films, filming, filmed) AND river |
| filming OR river | film, films, filming, filmed, river |
| filming NOT river | film, films, filming, filmed, but NOT river |
| Colum* | Columbia or column (or other words that start with "colum") |
If you are unsure of the spelling, or more than one spelling may be used, include alternative spellings as separate search terms
revised 11 Jun 2009
Civil Works Program (pdf 2.4 MB) printable version