| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | to [num] years | 1801 |
|
| 2 | to three years | 200 |
|
| 3 | to three years | 200 |
|
| 4 | to five years | 197 |
|
| 5 | to five years | 197 |
|
| 6 | to two years | 170 |
|
| 7 | to two years | 170 |
|
| 8 | to four years | 118 |
|
| 9 | to four years | 118 |
|
| 10 | to 10 years | 112 |
|
| 11 | to 10 years | 112 |
|
| 12 | to seven years | 88 |
|
| 13 | to seven years | 88 |
|
| 14 | to ten years | 77 |
|
| 15 | to ten years | 77 |
|
| 16 | to 15 years | 71 |
|
| 17 | to 15 years | 71 |
|
| 18 | to 20 years | 64 |
|
| 19 | to 20 years | 64 |
|
| 20 | to six years | 61 |
|
| 21 | to six years | 61 |
|
| 22 | to eight years | 39 |
|
| 23 | to eight years | 39 |
|
| 24 | to 30 years | 35 |
|
| 25 | to 30 years | 35 |
|
| 26 | to fifteen years | 29 |
|
| 27 | to fifteen years | 29 |
|
| 28 | to 12 years | 26 |
|
| 29 | to 12 years | 26 |
|
| 30 | to twenty years | 24 |
|
