Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"cad hoc minh snippets" » "cad hoc sinh snippets", "cad hoc kinh snippets", "cad hoc vinh snippets", "ad hoc minh snippets", "cao hoc minh snippets", "cac hoc minh snippets", "cad hoc minh slippers"
"locating bug code snippets" » "locating bug code slippers", "locating bung code snippets", "locating bugs code snippets", "locating bug core snippets"

Try widening your search to All Fields.

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• Performing a fuzzy search may retrieve terms with similar spellings: (((("cad hoc minh snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("cad hoc minh snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
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