| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [prep] [art] lack of [noun] | 850 |
|
| 2 | [v-ing] [prep] [art] lack of | 59 |
|
| 3 | [v-ing] [prep] lack of [noun] | 34 |
|
| 4 | [v-ing] [art] lack of [noun] | 28 |
|
