| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun] was [verb] [prep] | 61960 |
|
| 2 | [noun] was [vb pp] [prep] | 54538 |
|
| 3 | [noun] be based [prep] | 2734 |
|
| 4 | [noun] [be] based [prep] | 2734 |
|
| 5 | [noun] [was/were] based [prep] | 728 |
|
| 6 | [noun] was base [prep] | 534 |
|
