SN4 ""

No	Pattern	Freq
1	[noun] while the [noun]	1118
2	[noun sg] while the [noun]	749
3	[conj] while the [noun]	430
4	[verb] while the [noun]	317
5	[noun pl] while the [noun]	270
6	[adv] while the [noun]	241
7	[coord] while the [noun]	215
8	that while the [noun]	196
9	[that] while the [noun]	196
10	that while the [noun]	196
11	[adv] while the [noun]	160
12	[vb pp] while the [noun]	139
13	[adj] while the [noun]	132
14	and while the [noun]	126
15	and while the [noun]	126
16	[adj] while the [noun]	89
17	but while the [noun]	88
18	but while the [noun]	88
19	[adv prt] while the [noun]	77
20	[noun prp] while the [noun]	74
21	[pron] while the [noun]	45
22	[vb past] while the [noun]	45
23	[to-vb] while the [noun]	34
24	[pers pn] while the [noun]	33
25	[vb base] while the [noun]	32
26	[num] while the [noun]	27
27	[v-ing] while the [noun]	25
28	[vb infin] while the [noun]	22
29	[n mass] while the [noun]	22
30	[vb -s] while the [noun]	20