SN4 ""

No	Pattern	Freq
31	political [noun sg] base on the	5
32	[pos pn] [noun sg] base on the	5
33	[noun sg] [be] base on the	481
34	[noun sg] be base on the	481
35	[noun sg] is base on the	310
36	[noun sg] [is] base on the	310
37	[noun sg] [noun] base on the	158
38	[noun sg] [was/were] base on the	134
39	[noun sg] was base on the	126
40	[noun sg] [noun sg] base on the	98
41	[noun sg] [noun pl] base on the	53
42	[noun sg] are base on the	31
43	[noun sg] [am/are] base on the	31
44	[noun sg] [adv] base on the	8
45	[noun sg] were base on the	8
46	[noun sg] [adv] base on the	8
47	[noun sg] system base on the	6
48	[noun sg] system base on the	6
49	[noun sg] policy base on the	6
50	[noun sg] and base on the	5
51	[noun sg] [coord] base on the	5
52	[noun sg] [verb] base on the	5
53	[noun sg] [conj] base on the	5
54	[noun sg] being base on the	5
55	[noun sg] [being] base on the	5
56	[noun sg] and base on the	5
57	[noun sg] base [adv] on the	15
58	[noun sg] base [adv] on the	12
59	[noun sg] base on the [noun]	425
60	[noun sg] base on the [noun sg]	334