Perhaps you should try some spelling variations:
status services » states services, status service, state services
status series » status serious, status strips, statcom series
static series » static queries, static memories, static sites
eatcs series » basics series, aws series, atlas series

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: monographs in theoretical computer science. an ((eatcs series) OR (((((status series) OR (status services))) OR (static series)))).
• The words AND, OR and NOT may confuse the search; try adding quotes: "monographs in theoretical computer science. an ((eatcs series) or (((((status series) OR (status services))) or (static series))))".
• Adding a wildcard symbol may retrieve word variants: monographs in theoretical computer science. an ((eatcs series) or (((((status series) OR (status services))) or (static series))))*.