Perhaps you should try some spelling variations:
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"gal robert e. heitmann texbookss" » "hall robert e. heitmann texbookss", "gal robert _. heitmann texbookss", "gal robert e. heitmann texbooksss", "gal robert e. heitmann texebookss", "gal robert e. heitmann texbooks", "gal robert e. heitmann textbooks"

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• Removing quotes may allow a broader search: (( dahl robert j. heilmann book ) OR ( gal robert e. heitmann texbookss ))*.