| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] [adv prt] at a [adj] stage | 15 |
|
| 2 | [verb] [adv prt] at a early stage | 12 |
|
| 3 | [verb] [adv prt] at an [adj] stage | 12 |
|
| 4 | [verb] [adv prt] at a [adj] stage | 11 |
|
| 5 | [verb] [adv prt] at a early stage | 11 |
|
| 6 | [vb pp] [adv prt] at a [adj] stage | 9 |
|
| 7 | [verb] out at a [adj] stage | 7 |
|
| 8 | [vb past] [adv prt] at a [adj] stage | 5 |
|
