| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it have been a [adj] [noun sg] | 640 |
|
| 2 | it have [been] a [adj] [noun sg] | 635 |
|
| 3 | it have [been] a [adj] [noun sg] | 573 |
|
| 4 | it had [been] a [adj] [noun sg] | 273 |
|
| 5 | it 's [been] a [adj] [noun sg] | 211 |
|
| 6 | it has [been] a [adj] [noun sg] | 145 |
|
| 7 | it have [been] a long [noun sg] | 103 |
|
| 8 | it have [been] a long [noun sg] | 103 |
|
| 9 | it have [been] a [adj] day | 84 |
|
| 10 | it have [been] a [adj] time | 71 |
|
| 11 | it have [been] an [adj] [noun sg] | 67 |
|
| 12 | it have [been] a good [noun sg] | 39 |
|
| 13 | it have [been] a good [noun sg] | 38 |
|
| 14 | it have [been] a great [noun sg] | 28 |
|
| 15 | it have [been] a great [noun sg] | 28 |
|
| 16 | it have [been] a [adj] year | 27 |
|
| 17 | it have [been] a [adj] week | 19 |
|
| 18 | it have [been] a hard [noun sg] | 17 |
|
| 19 | it have [been] a hard [noun sg] | 17 |
|
| 20 | it have [been] a [adj] experience | 16 |
|
| 21 | it have [been] a [adj] season | 15 |
|
| 22 | it have [been] a difficult [noun sg] | 14 |
|
| 23 | it have [been] a difficult [noun sg] | 14 |
|
| 24 | it have [been] a bad [noun sg] | 13 |
|
| 25 | it have [been] a bad [noun sg] | 13 |
|
| 26 | it have [been] a [adj] summer | 11 |
|
| 27 | it have [been] a [adj] night | 10 |
|
| 28 | it have [been] a lovely [noun sg] | 10 |
|
| 29 | it have [been] a busy [noun sg] | 10 |
|
| 30 | it have [been] a busy [noun sg] | 10 |
|
