NTIEREF.CODEPLEX.COM has 6 keywords

Second position — 1 keywords

Keywords Analytic

the 2th position for ntieref.codeplex.com

#	Keyword	Results	Change	Check Date
2	NTIER code generation source code	173 000	0	2014-09-24

positions above than 3th ntieref.codeplex.com

#	Keyword	Results	Change	Check Date
18	n tiers software	4 630 000	-9	2014-09-14
21	n-tier	28 000 000	0	2014-07-07
34	2ティア	34 500	5	2016-02-14
34	n tier	30 400 000	0	2014-06-15
45	tier structure document	12 400 000	-23	2014-03-11