| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it [verb] [been] [verb] for [noun] | 59 |
|
| 2 | it have [been] [verb] for [noun] | 59 |
|
| 3 | it [verb] [been] [verb] for [noun] | 59 |
|
| 4 | it [verb] been [verb] for [noun] | 59 |
|
| 5 | it [verb] [been] [vb pp] for [noun] | 51 |
|
| 6 | it [vb -s] [been] [verb] for [noun] | 40 |
|
| 7 | it [verb] [been] [verb] for [noun pl] | 31 |
|
| 8 | it has [been] [verb] for [noun] | 31 |
|
| 9 | it had [been] [verb] for [noun] | 19 |
|
| 10 | it [vb past] [been] [verb] for [noun] | 19 |
|
| 11 | it [verb] [been] [verb] for [noun sg] | 19 |
|
| 12 | it [verb] [been] known for [noun] | 10 |
|
| 13 | it [verb] [been] know for [noun] | 10 |
|
| 14 | it 's [been] [verb] for [noun] | 9 |
|
| 15 | it [verb] [been] [v-ing] for [noun] | 8 |
|
| 16 | it [verb] [been] use for [noun] | 6 |
|
| 17 | it [verb] [been] used for [noun] | 6 |
|
| 18 | it [verb] [been] [verb] for centuries | 6 |
|
| 19 | it [verb] [been] [verb] for [noun prp] | 6 |
|
| 20 | it [verb] [been] [verb] for century | 6 |
|
