| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | built up [prep] [noun sg] | 15 |
|
| 2 | built up [prep] [noun sg] | 15 |
|
| 3 | built up by [noun sg] | 5 |
|
| 4 | built up by [noun sg] | 5 |
|
