SN4 ""

No	Pattern	Freq
1	[noun] [prep] the [det] period	271
2	[noun sg] [prep] the [det] period	121
3	[verb] [prep] the [det] period	103
4	[noun pl] [prep] the [det] period	81
5	[vb pp] [prep] the [det] period	74
6	[adj] [prep] the [det] period	68
7	[num] [prep] the [det] period	53
8	[conj] [prep] the [det] period	47
9	compare [prep] the [det] period	43
10	compared [prep] the [det] period	42
11	[n mass] [prep] the [det] period	42
12	[no cls] [prep] the [det] period	39
13	[unc] [prep] the [det] period	39
14	cent [prep] the [det] period	30
15	cent [prep] the [det] period	30
16	[subord] [prep] the [det] period	28
17	[adv] [prep] the [det] period	27
18	than [prep] the [det] period	24
19	than [prep] the [det] period	24
20	[noun prp] [prep] the [det] period	24
21	[coord] [prep] the [det] period	17
22	million [prep] the [det] period	15
23	million [prep] the [det] period	15
24	[adv] [prep] the [det] period	14
25	[adv prt] [prep] the [det] period	13
26	[v-ing] [prep] the [det] period	11
27	loss [prep] the [det] period	10
28	and [prep] the [det] period	9
29	and [prep] the [det] period	9
30	[adj] [prep] the [det] period	9