Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"hang ca den snippets" » "hang ca code snippets", "hang va den snippets", "nang cao den snippets", "hang tai den snippets", "hang cap den snippets", "hang cau den snippets", "hang ca dan snippets"
"python using java snippets" » "python using data snippets"

Try widening your search to All Fields.

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• Performing a fuzzy search may retrieve terms with similar spellings: (((("hang ca den snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("hang ca den snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( hang ca den snippets ) or ( python using java snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("hang ca den snippets") or ("python using java snippets"))) or ("locating bug core snippets"))*.