| known case | 6.52 | The fourth known case was in Japan. | ||
| known cure | 5.92 | It has no known cure. | ||
| known if | 4.21 | Its not known if there were any casualties. | ||
| known group | 3.42 | There are no known terrorist groups operating in Saudi Arabia. | ||
| known fact | 2.57 | This is a known fact. | ||
| known quantity | 2.44 | This is a known quantity. | ||
| known cause | 2.37 | There is no known cause or cure. | ||
| known drug | 2.37 | ...He was a known drug dealer. | ||
| known survivor | 2.04 | He left no known survivors. | ||
| known figure | 1.97 | Well known figures were also honored. | ||
| known criminal | 1.91 | That is, a known criminal. | ||
| known hooligan | 1.91 | English police helped spot known hooligans. | ||
| known candidate | 1.84 | That was the number of known candidates. | ||
| known motive | 1.78 | There was no known motive. | ||
| known militant | 1.71 | It blamed unidentified known militants for the attack. | ||
| known terrorist | 1.65 | A known terrorist, or somesuch. | ||
| known victim | 1.65 | The number of known victims is growing. | ||
| known world | 1.65 | He has no known world view. | ||
| known record | 1.58 | He has no known criminal record. | ||
| known link | 1.51 | There were no known links to terrorism. |