| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [prep] the form of [noun] | 1238 |
|
| 2 | [prep] the form of [noun pl] | 482 |
|
| 3 | [prep] the [noun] of letters | 68 |
|
| 4 | [prep] the form [prep] letters | 6 |
|
| 5 | [prep] the form of letter | 6 |
|
| 6 | [prep] the form [prep] letters | 6 |
|
| 7 | [prep] the form of letters | 6 |
|
| 8 | [prep] [art] form of letters | 6 |
|
| 9 | [prep] the form of letters | 6 |
|
| 10 | [prep] the form of letters | 6 |
|
| 11 | [prep] [art] form of letters | 6 |
|
