| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [v-ing] [adv prt] at [noun prp] | 212 |
|
| 2 | been [v-ing] at [noun prp] | 50 |
|
| 3 | been [v-ing] [adv prt] at | 37 |
|
| 4 | been [adv prt] at [noun prp] | 15 |
|
| 5 | been [v-ing] [adv prt] [noun prp] | 6 |
|
