No | Pattern | Freq | Relations |
---|---|---|---|
1 | depletion of the [noun] layer over | 5 | |
2 | depletion of the ozone [noun] over | 5 | |
3 | depletion of the [noun] [noun sg] over | 5 | |
4 | depletion of the ozone [noun] over | 5 | |
5 | depletion of the [noun] [noun] over | 5 | |
6 | depletion of the [noun sg] [noun] over | 5 | |
7 | depletion of the [noun] layer over | 5 |