No | Pattern | Freq | Relations |
---|---|---|---|
1 | [verb] up [prep] a period of | 12 | |
2 | [vb pp] up [prep] a period of | 8 | |
3 | up [prep] a period of [noun] | 9 | |
4 | up [prep] a period of [noun sg] | 7 | |
5 | up [prep] a period of time | 5 | |
6 | up [prep] a period of time | 5 |
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