| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [adj] reason for the | 363 |
|
| 2 | principal [noun] for the | 35 |
|
| 3 | principal [noun sg] for the | 29 |
|
| 4 | principal reason for the | 11 |
|
| 5 | principal reason [prep] the | 9 |
|
| 6 | principal reason for the | 9 |
|
| 7 | principal reason for the | 9 |
|
| 8 | principal reason for [art] | 9 |
|
| 9 | principal reason [prep] the | 9 |
|
| 10 | principal reason for [art] | 9 |
|
