SN4 ""

No	Pattern	Freq
1	a [noun] and then [pers pn]	176
2	a [noun sg] and then [pers pn]	174
3	a [noun] and then [pers pn]	158
4	a [noun] and then you	35
5	a [noun] and then we	33
6	a [noun] and then i	32
7	a [noun] and then he	26
8	a [noun] and then they	22
9	an [noun] and then [pers pn]	18
10	a [noun] and then she	14
11	a [noun] and then it	13
12	a bit and then [pers pn]	12
13	a bit and then [pers pn]	12
14	a while and then [pers pn]	10
15	a while and then [pers pn]	10
16	a moment and then [pers pn]	7
17	a moment and then [pers pn]	7
18	a hour and then [pers pn]	7
19	a hour and then [pers pn]	7
20	a week and then [pers pn]	7
21	a week and then [pers pn]	7
22	a minute and then [pers pn]	5
23	a minute and then [pers pn]	5