No | Pattern | Freq | Relations |
---|---|---|---|
1 | have [been] known for [det] time | 16 | |
2 | have [been] known for some time | 16 | |
3 | have been known for [adj] time | 16 | |
4 | have [been] known for some time | 16 | |
5 | has [been] known for [adj] time | 10 |
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