Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"dap mot dong snippets" » "dap mot cong snippets", "dap mo dong snippets", "dap hoat dong snippets", "dap mon dong snippets", "dau mot dong snippets", "lap mot dong snippets"
"locating bug code snippets" » "locating bung code snippets", "locating bugs code snippets", "locating bug core snippets"

Try widening your search to All Fields.

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: (((("dap mot dong snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dap mot dong snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
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• Adding a wildcard symbol may retrieve word variants: (((("dap mot dong snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.