| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it is well known | 139 |
|
| 2 | it is now known | 34 |
|
| 3 | it is also known | 30 |
|
| 4 | it is often known | 6 |
|
| 5 | it is generally known | 6 |
|
| 6 | it is sometimes known | 5 |
|
| 7 | it is widely known | 5 |
|
