Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"son hoc vat snippets" » "mon hoc vat snippets", "so hoc vat snippets", "son hoa vat snippets", "son hoc va snippets", "son hoc viet snippets", "son thuc vat snippets", "son hoc vat 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: (((("son hoc vat snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("son hoc vat snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
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