Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"van chat cam snippets" » "cao chat cam snippets", "van chat cao snippets", "van thuat cam snippets", "van chat va 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 chat cam 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 chat cam snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
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• Adding a wildcard symbol may retrieve word variants: (((("van chat cam snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.