Perhaps you should try some spelling variations:
world worter » world water, world worth, world whether
world walter » world water, world after, world matter
sprachen ii » sprachen iii, sprachen im, sprachen iv
1808 two » 18 two, 1.8 two, 13.8 two
ii third » iii third, 7 third, 8 third

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

• The words AND, OR and NOT may confuse the search; try adding quotes: "1808 two ((world worter) OR (world walter)) sprachen ii third".
• Adding a wildcard symbol may retrieve word variants: 1808 two ((world worter) OR (world walter)) sprachen ii third*.