Perhaps you should try some spelling variations:
"sequential networks. historical studies" » "terrestrial networks. historical studies"
"sequence networks. historical survey" » "frequency networks. historical survey", "influence networks. historical survey", "reference networks. historical survey"

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: (("sequence networks. historical survey") OR ("sequential networks. historical studies")).
• Removing quotes may allow a broader search: (( sequence networks. historical survey ) or ( sequential networks. historical studies )).
• Adding a wildcard symbol may retrieve word variants: (("sequence networks. historical survey") or ("sequential networks. historical studies"))*.