Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"giap hoi doi snippets" » "gian hoi doi snippets", "giap voi doi snippets", "giap hoat doi snippets", "giap hoi doai snippets", "giap hoc doi snippets", "giap hoa doi 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: (((("giap hoi doi snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("giap hoi doi snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
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• Adding a wildcard symbol may retrieve word variants: (((("giap hoi doi snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.