Perhaps you should try some spelling variations:
"ear originsal reference" » "ear original references", "ear origins references", "ear regional reference", "ear origins reference", "her original reference", "year origins reference"
"ear lesions references" » "ear ions references", "ear extensions references", "ear reactions references", "early lesions references", "heart lesions references", "year lessons references"
"ear signs references" » "ear designs references", "ear signals references", "ear beans references", "early signs references", "ear sinus references", "a signs references"
"ear results references" » "year results references", "tear results references", "ecr results references"

Try widening your search to All Fields.

You may be able to get more results by adjusting your search query.

• If you are trying to use Boolean operators, they must be ALL CAPS: (("ear originsal reference") OR ((((("ear signs references") OR ("ear lesions references"))) OR ("ear results references")))).
• Removing quotes may allow a broader search: (( ear originsal reference ) or ((((( ear signs references ) or ( ear lesions references ))) or ( ear results references )))).
• Adding a wildcard symbol may retrieve word variants: (("ear originsal reference") or ((((("ear signs references") or ("ear lesions references"))) or ("ear results references"))))*.