| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [adv prt] at that [noun] | 101 |
|
| 2 | [adv prt] at that [noun sg] | 100 |
|
| 3 | [adv prt] at [adj] stage | 70 |
|
| 4 | [adv] at that stage | 47 |
|
| 5 | [adv prt] [prep] that stage | 15 |
|
| 6 | [adv prt] [prep] that stage | 15 |
|
| 7 | [adv prt] at that stage | 6 |
|
| 8 | [adv prt] at that stage | 6 |
|
