| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | i do [not/n't] know | 14141 |
|
| 2 | i [verb] n't know | 13483 |
|
| 3 | i [vb base] [not/n't] know | 12358 |
|
| 4 | i do [not/n't] know | 12356 |
|
| 5 | i [vb past] [not/n't] know | 1748 |
|
| 6 | i did [not/n't] know | 1747 |
|
| 7 | i [verb] not know | 648 |
|
| 8 | i do [not/n't] know | 38 |
|
| 9 | i [vb infin] [not/n't] know | 38 |
|
| 10 | i [verb] nt know | 13 |
|
