SN4 ""

No	Pattern	Freq
1	[art] period [adv prt] to	43
2	[art] period [adv prt] to	43
3	the period [adv prt] to	38
4	the period [adv prt] to	38
5	[adj] period [adv prt] to	15
6	[adj] period [adv prt] to	13
7	[noun] period [adv prt] to	10
8	[noun sg] period [adv prt] to	9
9	a period [adv prt] to	5
10	a period [adv prt] to	5
11	period [prep] [adv prt] to	37
12	period of [adv prt] to	37
13	period of [adv prt] to	37
14	period [prep] [adv prt] to	37
15	period [verb] [adv prt] to	28
16	period leading [adv prt] to	25
17	period lead [adv prt] to	25
18	period [v-ing] [adv prt] to	25
19	period [adv prt] to [adj]	32
20	period [adv prt] to [num]	29
21	period [adv prt] to [art]	24
22	period [adv prt] to [art]	24
23	period [adv prt] to the	23
24	period [adv prt] to the	23
25	period [adv prt] to [noun]	10
26	period [adv prt] to [noun prp]	9