Perhaps you should try some spelling variations:
snail comlex » snail complex (Expand Search), snail1 complex (Expand Search), snails complex (Expand Search)
computer can » computers can (Expand Search), computer case (Expand Search), computer a (Expand Search)
comlex than » complex than (Expand Search), complex thin (Expand Search), cortex than (Expand Search)
l computer » il computer (Expand Search), al computer (Expand Search), dal computer (Expand Search)
natl comp » al comp (Expand Search), natalia comp (Expand Search)
can netw » can net (Expand Search), can newts (Expand Search), can now (Expand Search)
comp can » camp can (Expand Search), chimp can (Expand Search), clamp can (Expand Search)
3 snail » _ snail (Expand Search), a snail (Expand Search), b snail (Expand Search)
a natl » a natal (Expand Search), a nato (Expand Search), a nath (Expand Search)

You can also try:

• Europeana
• Digital Public Library of America
• CORE

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

• If you are trying to use Boolean operators, they must be ALL CAPS: (( j l computer can netw ) OR ((( a natl comp can new ) OR ( 3 snail comlex than non ))))~.
• Adding a wildcard symbol may retrieve word variants: (( j l computer can netw ) or ((( a natl comp can new ) or ( 3 snail comlex than non ))))*.