Perhaps you should try some spelling variations:
carl » care (Expand Search), call (Expand Search), car (Expand Search)
carlo » careo (Expand Search), callo (Expand Search), caro (Expand Search)
hermann » hermawan (Expand Search), germann (Expand Search)
herman » german (Expand Search)
ethe" » ether" (Expand Search), zthe" (Expand Search), athe" (Expand Search)
bethe" » bether" (Expand Search), bzthe" (Expand Search), bathe" (Expand Search)
bether" » betherr" (Expand Search), bzther" (Expand Search), bather" (Expand Search), better" (Expand Search), ether" (Expand Search), tether" (Expand Search)
pethe" » pether" (Expand Search), pzthe" (Expand Search), pathe" (Expand Search)

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

• Performing a fuzzy search may retrieve terms with similar spellings: "(carl OR carlo) (hermann OR herman) (ethe" OR ((bethe" OR bether") OR pethe"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "\"(carl OR carlo) (hermann OR herman) (ethe\" OR ((bethe\" OR bether\") OR pethe\"))".
• Removing quotes may allow a broader search: (carl OR carlo) (hermann OR herman) (ethe OR ((bethe OR bether ) OR pethe )).
• Adding a wildcard symbol may retrieve word variants: "(carl OR carlo) (hermann OR herman) (ethe" OR ((bethe" OR bether") OR pethe"))*.