| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | partly because of [art] lack | 6 |
|
| 2 | partly because [prep] [art] lack | 6 |
|
| 3 | partly because [prep] [art] lack | 6 |
|
| 4 | partly because of [art] lack | 6 |
|
| 5 | partly because [prep] the lack | 6 |
|
| 6 | partly because [prep] [art] lack | 6 |
|
| 7 | partly because [prep] the lack | 6 |
|
