| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | be [vb pp] [to-vb] a [n mass] | 86 |
|
| 2 | is [verb] [to-vb] a [n mass] | 37 |
|
| 3 | be [verb] [to-vb] a series | 35 |
|
| 4 | was [verb] [to-vb] a [n mass] | 24 |
|
| 5 | be [v-ing] [to-vb] a [n mass] | 15 |
|
| 6 | be [verb] [to-vb] a [n mass] | 13 |
|
| 7 | be expect [to-vb] a [n mass] | 12 |
|
| 8 | be expected [to-vb] a [n mass] | 12 |
|
| 9 | are [verb] [to-vb] a [n mass] | 9 |
|
| 10 | be [verb] to provide a [n mass] | 8 |
|
| 11 | be used [to-vb] a [n mass] | 8 |
|
| 12 | be use [to-vb] a [n mass] | 8 |
|
| 13 | be intend [to-vb] a [n mass] | 7 |
|
| 14 | be required [to-vb] a [n mass] | 7 |
|
| 15 | been [verb] [to-vb] a [n mass] | 7 |
|
| 16 | be require [to-vb] a [n mass] | 7 |
|
| 17 | be ask [to-vb] a [n mass] | 6 |
|
| 18 | be asked [to-vb] a [n mass] | 6 |
|
| 19 | be [verb] [to-vb] a means | 6 |
|
| 20 | be intended [to-vb] a [n mass] | 6 |
|
| 21 | were [verb] [to-vb] a [n mass] | 6 |
|
| 22 | be [verb] to make a [n mass] | 5 |
|
| 23 | be [verb] to take a [n mass] | 5 |
|
| 24 | be [verb] [to-vb] a pair | 5 |
|
