- BufferingTermFreqIteratorWrapper
- BytesRefList
- BytesRefSorter
- Dictionary
- ExternalRefSorter
- FileDictionary
- FSTCompletion
- FSTCompletion.Completion
- FSTCompletionBuilder
- FSTCompletionLookup
- FSTLookup
- HighFrequencyDictionary
- InMemorySorter
- JaroWinklerDistance
- JaspellLookup
- JaspellTernarySearchTrie
- LevensteinDistance
- Lookup
- Lookup.LookupPriorityQueue
- Lookup.LookupResult
- LuceneDictionary
- NGramDistance
- PlainTextDictionary
- Sort
- Sort.BufferSize
- Sort.ByteSequencesReader
- Sort.ByteSequencesWriter
- SortedTermFreqIteratorWrapper
- SpellChecker
- StringDistance
- SuggestMode
- SuggestWord
- SuggestWordFrequencyComparator
- SuggestWordQueue
- SuggestWordScoreComparator
- TermFreqIterator
- TermFreqIterator.TermFreqIteratorWrapper
- TernaryTreeNode
- TSTAutocomplete
- TSTLookup
- UnsortedTermFreqIteratorWrapper
- WFSTCompletionLookup