Perhaps you should try some spelling variations:
heinrich » enrich (Expand Search), hinrich (Expand Search), veinrich (Expand Search), hsinrich (Expand Search)
zveinrich » zheinrich (Expand Search)
hinrich » hindrichs (Expand Search), zheinrich (Expand Search), gingrich (Expand Search)
hinrichs » hindrichss (Expand Search), zheinrichs (Expand Search), gingrichs (Expand Search)
henrichs » hindrichs (Expand Search), enrich (Expand Search), enriches (Expand Search)
hein » hin (Expand Search), vein (Expand Search), hsin (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: ((heinrich OR (henrich OR zveinrich)) OR (hinrich OR (hinrichs OR henrichs))) hein~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((heinrich OR (henrich OR zveinrich)) OR (hinrich OR (hinrichs OR henrichs))) hein".
• Adding a wildcard symbol may retrieve word variants: ((heinrich OR (henrich OR zveinrich)) OR (hinrich OR (hinrichs OR henrichs))) hein*.