Select the best spell-correct candidate for a word, given a list of space-separated candidates (as returned by spellcandidates, for example.)
returnedString = strspellcandidate(wordString, listString)
returnedString - type: str
wordString - type: str
listString - type: str
spellcandidates, spellcorrect, spellword, strspellcompare, Spelling Functions