| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | is [verb] [to-vb] [num] million | 10 |
|
| 2 | is [vb pp] [to-vb] [num] [num] | 8 |
|
| 3 | is [v-ing] [to-vb] [num] [num] | 7 |
|
