path	value/explanation	url	count
obsolete code (1 variant(s))			2
008/33 (008book33)	" "		2
invalid value (7 variant(s))			14
008/06 (008all06)	" "		2
008/29 (008book29)	" "		2
008/30 (008book30)	" "		2
008/31 (008book31)	" "		2
Leader/08 (leader08)	0		2
610$ind1	" "		2
775$ind1	" "		2
non-empty indicator (1 variant(s))			2
911$ind1	0		2
undefined subfield (2 variant(s))			4
911	#		2
911	a		2
repetition of non-repeatable subfield (1 variant(s))			2
500$a	there are multiple instances		2