| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | although it is true that | 23 |
|
| 2 | although it is clear that | 14 |
|
| 3 | although it is possible that | 11 |
|
| 4 | although it is likely that | 9 |
|
| 5 | although it is unlikely that | 6 |
|
