SN4 ""

No	Pattern	Freq
1	[is] base [prep] the [noun sg]	404
2	[is] based [prep] the [noun sg]	404
3	is base [prep] the [noun sg]	402
4	[is] base on the [noun sg]	338
5	[is] base on the [noun sg]	338
6	[is] base upon the [noun sg]	45
7	[is] base upon the [noun sg]	45
8	[is] base [prep] the assumption	31
9	[is] base [prep] the principle	19
10	[is] base [prep] the fact	19
11	[is] base [prep] the idea	18
12	[is] base [prep] the belief	12
13	[is] base [prep] the concept	10
14	[is] base [prep] the premise	9
15	[is] base [prep] the notion	9
16	[is] base in the [noun sg]	8
17	[is] base in the [noun sg]	8
18	[is] base [prep] the view	7
19	[is] base around the [noun sg]	6
20	[is] base [prep] the proposition	6
21	[is] base around the [noun sg]	6
22	[is] base at the [noun sg]	5
23	[is] base [prep] the work	5
24	[is] base [prep] the observation	5
25	[is] base [prep] the use	5
26	[is] base at the [noun sg]	5