| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | a few years [adv] | 939 |
|
| 2 | a few [noun] back | 120 |
|
| 3 | a few [noun pl] back | 120 |
|
| 4 | a few years [adv prt] | 82 |
|
| 5 | a [det] years back | 73 |
|
| 6 | a few years back | 73 |
|
| 7 | a [adj] years back | 73 |
|
| 8 | [art] few years back | 73 |
|
| 9 | a few year back | 73 |
|
| 10 | a few years back | 73 |
|
