| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | is at an [adj] stage | 14 |
|
| 2 | is at an early [noun sg] | 7 |
|
| 3 | is at an all-time [noun sg] | 7 |
|
| 4 | is at an [adj] low | 5 |
|
