Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"sang hoc van snippets" » "nang hoc van snippets", "bang hoc van snippets", "mang hoc van snippets", "sang hoc dan snippets", "sang hoc va snippets", "sang hoc vat snippets", "sang hoc van 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: (((("sang hoc van snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("sang hoc van snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
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