No | Pattern | Freq | Relations |
---|---|---|---|
1 | has [been] used for many [noun] | 8 | |
2 | has been used for many [noun] | 8 | |
3 | has [be] used for many [noun pl] | 8 | |
4 | has be used for many [noun] | 8 | |
5 | has [be] used for many [noun] | 8 | |
6 | has [be] used for many year | 7 | |
7 | has [be] used for many years | 7 |