| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | be [v-ing] [adv prt] [prep] | 817 |
|
| 2 | may be [v-ing] [prep] | 305 |
|
| 3 | may be [adv prt] [prep] | 90 |
|
| 4 | may be [v-ing] [adv prt] | 71 |
|
