Perhaps you should try some spelling variations:
"diseases j.r effects." » "diseases j.v effects.", "diseases 1.2 effects.", "diseases 1.4 effects.", "diseases peer effects.", "diseases over effects.", "diseases poor effects."
"diseases dr effects." » "diseases do effects.", "diseases due effects.", "diseases _ effects.", "diseases asr effects.", "diseases pcr effects.", "diseases order effects."
"diseases drug effects." » "diseases doug effects.", "diseases dueug effects.", "diseases _ug effects."

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

• Performing a fuzzy search may retrieve terms with similar spellings: (((("diseases dr effects.") OR ("diseases j.r effects."))) or ("diseases drug effects."))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("diseases dr effects.") OR ("diseases j.r effects."))) OR ("diseases drug effects.")).
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((\"diseases dr effects.\") OR (\"diseases j.r effects.\"))) or (\"diseases drug effects.\"))".
• Removing quotes may allow a broader search: (((( diseases dr effects. ) OR ( diseases j.r effects. ))) or ( diseases drug effects. )).
• Adding a wildcard symbol may retrieve word variants: (((("diseases dr effects.") OR ("diseases j.r effects."))) or ("diseases drug effects."))*.