| louisville | 0.31 |
| attach to standard boom… | 0.68 |
| prove ground | 0.45 |
| feature the rycote® lyr… | 0.41 |
| catch fire | 0.34 |
| travel 150-200 miles pe… | 0.25 |
| hover over the area | 0.25 |
| attempt to spot hole | 0.25 |
| feature new paint scheme | 0.25 |
| make stop | 0.25 |
| provide aerial coverage | 0.25 |
| More » |
| internal framework | 0.31 |
| airship | 0.42 |
| non-rigid airship | 0.31 |
| strong tarpaulin | 0.31 |
| lifted by helium | 0.42 |
| used in the iraq | 0.39 |
| filled with helium | 0.35 |
| launched | 0.31 |
| inducted | 0.31 |
| advertising | 0.52 |
| surveillance | 0.25 |