| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | have been build up [prep] | 82 |
|
| 2 | have been built up [prep] | 55 |
|
| 3 | had been build up [prep] | 34 |
|
| 4 | has been build up [prep] | 30 |
|
| 5 | have been building up [prep] | 27 |
|
| 6 | have been build up over | 17 |
|
| 7 | have been build up over | 17 |
|
| 8 | have been build up by | 8 |
|
| 9 | have been build up by | 8 |
|
| 10 | have been build up [prep] | 8 |
|
| 11 | have been build up for | 7 |
|
| 12 | have been build up from | 7 |
|
| 13 | 's been build up [prep] | 7 |
|
| 14 | have been build up from | 7 |
|
| 15 | have been build up for | 7 |
|
| 16 | have been build up in | 5 |
|
| 17 | have been build up in | 5 |
|
