| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it [vb -s] [been] [v-ing] [adv] | 91 |
|
| 2 | [pron] [vb -s] [been] [v-ing] on | 91 |
|
| 3 | it [vb -s] [been] [v-ing] [adv prt] | 60 |
|
| 4 | it [vb -s] [been] [verb] on | 39 |
|
| 5 | [pers pn] [vb -s] [been] [v-ing] on | 35 |
|
| 6 | it [verb] [been] [v-ing] on | 33 |
|
| 7 | it [vb -s] [been] [v-ing] on | 30 |
|
| 8 | it [vb -s] [be] [v-ing] on | 30 |
|
| 9 | it [vb -s] [been] [v-ing] on | 30 |
|
