| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | reason for the [noun] [prep] | 377 |
|
| 2 | [noun] for the lack [prep] | 28 |
|
| 3 | reason for [art] lack [prep] | 11 |
|
| 4 | reason [prep] the lack [prep] | 11 |
|
| 5 | reason for the lack [prep] | 11 |
|
| 6 | reason for [art] lack [prep] | 11 |
|
| 7 | reason for the lack [prep] | 11 |
|
| 8 | reason [prep] the lack [prep] | 11 |
|
| 9 | reason for the lack [prep] | 11 |
|
