- SPELLING_TYPE_EXACT : All terms of the text query exist and are exactly spelled.
- SPELLING_TYPE_MOST_EXACT : All of the text query terms exist. Some are types using an analyzed form.
- SPELLING_TYPE_MOST_FUZZY : At least one term of the text query was exists in the index.
- SPELLING_TYPE_FUZZY : All terms of the text query was mispelled.
- SPELLING_TYPE_PURE_STOPWORDS : All terms of the text query exist and are stopwords (a, the, ...).