SN4 ""

No	Pattern	Freq
1	[noun] while at the	106
2	[noun sg] while at the	71
3	[noun pl] while at the	25
4	[verb] while at the	10
5	[adv] while at the	9
6	[adv] while at the	8
7	[n mass] while at the	7
8	[vb pp] while at the	6
9	while [verb] at the	37
10	while [v-ing] at the	36
11	while work at the	11
12	while working at the	11
13	while [noun] at the	7
14	while at [noun] the	6
15	while at [noun prp] the	5
16	while at the [adj]	347
17	while at the [det]	312
18	while at the same	311
19	while at the same	311
20	while at the [noun]	49
21	while at the [noun sg]	40
22	while at the [adj]	32
23	while at the other	18
24	while at the other	18
25	while at the [noun prp]	8
26	while at the end	6
27	while at the end	6