Perhaps you should try some spelling variations:
"locating bug code slippers" » "locating bug code snippets", "locating bung code slippers", "locating bugs code slippers"
"python using java snippets" » "python using data snippets"
"van huy dung snippets" » "van huy duong snippets", "van thuy dung snippets", "van huy dong snippets", "van duy dung snippets", "van hung dung snippets"

Try widening your search to All Fields.

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• Performing a fuzzy search may retrieve terms with similar spellings: (((("van huy dung snippets") or ("python using java snippets"))) or ("locating bug code slippers"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("van huy dung snippets") OR ("python using java snippets"))) OR ("locating bug code slippers")).
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