| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | 's his [noun] | 626 |
|
| 2 | 's [pron] birthday | 74 |
|
| 3 | be his birthday | 34 |
|
| 4 | [be] his birthday | 34 |
|
| 5 | [is] his birthday | 17 |
|
