| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | be [to-vb] as a [noun sg] | 56 |
|
| 2 | be [to-vb] as a [noun sg] | 44 |
|
| 3 | is [to-vb] as a [noun sg] | 26 |
|
| 4 | was [to-vb] as a [noun sg] | 24 |
|
| 5 | be to act as a [noun sg] | 24 |
|
| 6 | be [to-vb] as an [noun sg] | 12 |
|
| 7 | be to serve as a [noun sg] | 8 |
|
| 8 | be [to-vb] as a expert | 5 |
|
