Distinct objects for predicate ns4:formule sorted by frequency with mapping to SKOS

Resource	Count	SKOS mapping
"C2HCl3"@nl	2
"CO"@nl	2
"NaF"@nl	2
"NO"@nl	2
"C"@nl	1
"C10H18O"@nl	1
"C7H16NO2"@nl	1
"CaSO4·2H2O"@nl	1
"HF"@nl	1
"KF"@nl	1
"NH3"@nl	1