Perhaps you should try some spelling variations:
"falk and talk" » "folk and talk", "fals and talk", "falk and tal", "falk and tall"
"falk and task" » "folk and task", "fals and task", "falk and tasa"
"fall and talk" » "fall and tal", "fall and tall", "hall and talk", "all and talk", "full and talk"
"wark and talk" » "wark and tal", "wark and tall", "work and talk", "mark and talk", "war and talk"
"walk and task" » "walk and tasa", "wall and task", "walt and task", "wolk and task"

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

• Performing a fuzzy search may retrieve terms with similar spellings: (((((("falk and talk") OR ((("falk and task") OR ("walk and task"))))) OR ("fall and talk"))) OR ("wark and talk"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((((\"falk and talk\") OR (((\"falk and task\") OR (\"walk and task\"))))) OR (\"fall and talk\"))) OR (\"wark and talk\"))".
• Removing quotes may allow a broader search: (((((( falk and talk ) OR ((( falk and task ) OR ( walk and task ))))) OR ( fall and talk ))) OR ( wark and talk )).
• Adding a wildcard symbol may retrieve word variants: (((((("falk and talk") OR ((("falk and task") OR ("walk and task"))))) OR ("fall and talk"))) OR ("wark and talk"))*.