Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"python using java snippets" » "python using data snippets"
"van hang dan snippets" » "van khang dan snippets", "van hoang dan snippets", "van thang dan snippets", "van hang dau snippets", "van hang ban snippets", "van tang dan 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: (((("python using java snippets") or ("van hang dan snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("python using java snippets") OR ("van hang dan snippets"))) OR ("locating bug core snippets")).
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