| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | this [vb -s] [been] [v-ing] [adv prt] | 10 |
|
| 2 | this [vb -s] been [v-ing] [adv prt] | 10 |
|
| 3 | this has [been] [v-ing] [adv prt] | 10 |
|
| 4 | this [vb -s] [been] going [adv prt] | 8 |
|
| 5 | this [vb -s] [been] [v-ing] on | 8 |
|
