| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | be [prep] [num] years ['s] [noun sg] | 59 |
|
| 2 | be [prep] [num] year ' [noun sg] | 59 |
|
| 3 | be [prep] [num] year ['s] duration | 51 |
|
| 4 | be of [num] year ['s] [noun sg] | 50 |
|
| 5 | is [prep] [num] year ['s] [noun sg] | 48 |
|
| 6 | be [prep] three year ['s] [noun sg] | 25 |
|
| 7 | be [prep] four year ['s] [noun sg] | 18 |
|
| 8 | be [prep] [num] year ['s] [noun sg] | 11 |
|
| 9 | be [prep] [num] year ['s] time | 9 |
|
| 10 | be in [num] year ['s] [noun sg] | 9 |
|
| 11 | be [prep] two year ['s] [noun sg] | 9 |
|
| 12 | be [prep] five year ['s] [noun sg] | 5 |
|
