Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"creating do duc snippets" » "creating _ duc snippets", "creating dao duc snippets", "creating do duy snippets"
"creating a c1 snippets" » "creating a code snippets", "creating _ c1 snippets", "reading a c1 snippets", "creating a co snippets"

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

• Performing a fuzzy search may retrieve terms with similar spellings: (((("creating do duc snippets") OR ("creating a c1 snippets"))) OR ("locating bug core snippets"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((\"creating do duc snippets\") OR (\"creating a c1 snippets\"))) OR (\"locating bug core snippets\"))".
• Removing quotes may allow a broader search: (((( creating do duc snippets ) OR ( creating a c1 snippets ))) OR ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("creating do duc snippets") OR ("creating a c1 snippets"))) OR ("locating bug core snippets"))*.