Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"gap cua duc snippets" » "tap cua duc snippets", "ap cua duc snippets", "lap cua duc snippets", "gap cua tuc snippets", "gap cua nuoc snippets", "gap cua quoc snippets", "gap cua duc 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: (((("gap cua duc snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("gap cua duc snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
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