Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"cho can ca snippets" » "cho can code snippets", "cho cac ca snippets", "cho phan ca snippets", "cho cong ca snippets", "cho can cau snippets", "cho dan ca snippets", "cho tan ca 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: (((("cho can ca snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("cho can ca snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( cho can ca snippets ) or ( python using java snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("cho can ca snippets") or ("python using java snippets"))) or ("locating bug core snippets"))*.