| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | is [adv] [vb pp] to be | 542 |
|
| 2 | is [adv] [vb pp] to [be] | 542 |
|
| 3 | is now [vb pp] to [be] | 94 |
|
| 4 | is also [vb pp] to [be] | 87 |
|
| 5 | is generally [vb pp] to [be] | 59 |
|
| 6 | is [adv] considered to [be] | 58 |
|
| 7 | is [adv] thought to [be] | 54 |
|
| 8 | is [adv] said to [be] | 51 |
|
| 9 | is often [vb pp] to [be] | 50 |
|
| 10 | is [adv] believed to [be] | 40 |
|
| 11 | is widely [vb pp] to [be] | 38 |
|
| 12 | is [adv] seen to [be] | 30 |
|
| 13 | is [adv] expected to [be] | 30 |
|
| 14 | is usually [vb pp] to [be] | 27 |
|
| 15 | is [adv] assumed to [be] | 23 |
|
| 16 | is [adv] held to [be] | 20 |
|
| 17 | is [adv] known to [be] | 19 |
|
| 18 | is [adv] taken to [be] | 18 |
|
| 19 | is [adv] shown to [be] | 15 |
|
| 20 | is [adv] understood to [be] | 15 |
|
| 21 | is sometimes [vb pp] to [be] | 13 |
|
| 22 | is still [vb pp] to [be] | 12 |
|
| 23 | is thus [vb pp] to [be] | 12 |
|
| 24 | is [adv] found to [be] | 12 |
|
| 25 | is [adv] reported to [be] | 11 |
|
| 26 | is then [vb pp] to [be] | 10 |
|
| 27 | is [adv] intended to [be] | 10 |
|
| 28 | is [adv] claimed to [be] | 9 |
|
| 29 | is [adv] bound to [be] | 8 |
|
| 30 | is therefore [vb pp] to [be] | 8 |
|
