Perhaps you should try some spelling variations:
"work regulation" » "work regulations", "dark regulation", "network regulation"
"york relations" » "work relations", "work regulations", "block relations"
"work relation" » "work relations", "work relaxation", "work relating"

Try widening your search to All Fields.

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: (((("york relations") OR ((("work relation") OR ("work regulation"))))) OR ("york relating")).
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((\"york relations\") or (((\"work relation\") OR (\"work regulation\"))))) or (\"york relating\"))".
• Removing quotes may allow a broader search: (((( york relations ) or ((( work relation ) OR ( work regulation ))))) or ( york relating )).
• Adding a wildcard symbol may retrieve word variants: (((("york relations") or ((("work relation") OR ("work regulation"))))) or ("york relating"))*.