| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [am/are] [noun] of an | 51 |
|
| 2 | [am/are] sign of [art] | 14 |
|
| 3 | [am/are] sign of [art] | 14 |
|
| 4 | [am/are] sign of a | 12 |
|
| 5 | [be] sign of an | 8 |
|
| 6 | [am/are] sign [prep] an | 6 |
|
