| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it [verb] be for [noun] | 24 |
|
| 2 | it have be for [noun] | 22 |
|
| 3 | it [verb] been for [noun] | 21 |
|
| 4 | it [vb past] be for [noun] | 16 |
|
| 5 | it had be for [noun] | 15 |
|
| 6 | it [verb] be for [noun pl] | 15 |
|
| 7 | it [vb -s] be for [noun] | 8 |
|
| 8 | it [verb] be for century | 6 |
|
| 9 | it [verb] be for centuries | 6 |
|
| 10 | it [verb] be for [noun sg] | 6 |
|
