| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | have had little | 164 |
|
| 2 | have had little | 43 |
|
| 3 | has had little | 40 |
|
| 4 | had had little | 28 |
|
| 5 | have had little | 27 |
|
| 6 | to have had little | 16 |
|
