data/libhac-java-0.20110510/src/ch/usi/inf/sape/hac/HierarchicalAgglomerativeClusterer.java:127: accross ==> across
data/libhac-java-0.20110510/src/ch/usi/inf/sape/hac/dendrogram/Dendrogram.java:15: hierachical ==> hierarchical