| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | companies are [v-ing] [adv] | 37 |
|
| 2 | companies [am/are] [v-ing] [adv] | 23 |
|
| 3 | companies [am/are] [v-ing] [adv prt] | 14 |
|
