| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it [vb -s] be common [noun] | 5 |
|
| 2 | it [vb -s] been common [noun] | 5 |
|
| 3 | it [vb -s] [be] common [noun sg] | 5 |
|
| 4 | it [vb -s] [been] common [noun] | 5 |
|
| 5 | it has [be] common [noun] | 5 |
|
