Perhaps you should try some spelling variations:
"using java code snippets" » "using data code snippets", "using java core snippets"
"hoc doi trong slippers" » "hoc doi tuong slippers", "hoc dot trong slippers", "hoc dong trong slippers", "hoc dai trong slippers", "hoc noi trong slippers", "hoc moi trong slippers", "hoc doi trong slippery", "hoc doi trong grippers"
"locating bug code snippets" » "locating bug core snippets", "locating bung code snippets", "locating bugs code snippets"

Try widening your search to All Fields.

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