Perhaps you should try some spelling variations:
"canada research claire" » "canadian research claire", "canola research claire", "can research claire", "canada research care", "canada research claip", "canada research chapitre"
"canada research clara" » "canadian research clara", "canola research clara", "can research clara", "canada research class", "canada research care", "canada research carla"
"cancer research claire" » "cancer research care", "cancer research claip", "cancer research chapitre"

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: (((("canada research claire") OR ("canada research clara"))) OR ("cancer research claire")).
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((\"canada research claire\") OR (\"canada research clara\"))) or (\"cancer research claire\"))".
• Removing quotes may allow a broader search: (((( canada research claire ) OR ( canada research clara ))) or ( cancer research claire )).
• Adding a wildcard symbol may retrieve word variants: (((("canada research claire") OR ("canada research clara"))) or ("cancer research claire"))*.