Perhaps you should try some spelling variations:
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"users perception on coding program" » "user perception on coding program" (Expand search), "consumers perception on coding program" (Expand search), "users perception on cloning program" (Expand search), "users perception on loading program" (Expand search), "users perception on cooling programs" (Expand search), "users perceptions on coding program" (Expand search), "users perception of coding program" (Expand search), "users perception and coding program" (Expand search), "users perception non coding program" (Expand search)

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

• Performing a fuzzy search may retrieve terms with similar spellings: (("users perception on coding program") OR ("advanced python programming coding program"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"users perception on coding program\") OR (\"advanced python programming coding program\"))*".
• Removing quotes may allow a broader search: (( users perception on coding program ) OR ( advanced python programming coding program ))*.