| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | is [adv] a [noun sg] | 7732 |
|
| 2 | [v-ing] [adv] a [noun sg] | 2865 |
|
| 3 | is [v-ing] a [noun sg] | 1278 |
|
| 4 | is [v-ing] [adv] a | 171 |
|
| 5 | is [v-ing] [adv] [noun sg] | 76 |
|
