Perhaps you should try some spelling variations:
"typhoid fevery" » "typhoid every", "typhoid fever", "typhoid feveryy", "typhoid fvery", "typhoid fovery"
"lymphoid fevery" » "lymphoid every", "lymphoid fever", "lymphoid feveryy", "lymphoid fvery", "lymphoid fovery"
"lymphoid fevers" » "lymphoid feverys", "lymphoid fvers", "lymphoid fovers"
"typhoid ever" » "typhoid every", "typhoid ver", "typhoid over"

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

• Performing a fuzzy search may retrieve terms with similar spellings: (((("typhoid fevery") OR ((("lymphoid fevery") OR ("lymphoid fevers"))))) OR ("typhoid ever"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((\"typhoid fevery\") OR (((\"lymphoid fevery\") OR (\"lymphoid fevers\"))))) OR (\"typhoid ever\"))".
• Removing quotes may allow a broader search: (((( typhoid fevery ) OR ((( lymphoid fevery ) OR ( lymphoid fevers ))))) OR ( typhoid ever )).
• Adding a wildcard symbol may retrieve word variants: (((("typhoid fevery") OR ((("lymphoid fevery") OR ("lymphoid fevers"))))) OR ("typhoid ever"))*.