| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun] be of [num] years [unc] | 47 |
|
| 2 | course be of [num] years [unc] | 47 |
|
| 3 | course be of [num] years [unc] | 44 |
|
| 4 | [noun sg] be of [num] years [unc] | 44 |
|
| 5 | be of [num] years [unc] [noun sg] | 48 |
|
| 6 | be of [num] years [unc] [noun] | 48 |
|
| 7 | be of [num] years [unc] duration | 48 |
|
| 8 | be of [num] years [unc] duration | 48 |
|
