Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"van dam line snippets" » "van bam line snippets", "van tam linh snippets", "van nam linh snippets", "van nam line snippets", "van dao line snippets", "van dau line 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: (((("van dam line snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("van dam line snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
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