Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"con duong he snippets" » "con duong code snippets", "van duong he snippets", "con duong che snippets", "con dung he snippets", "con duong ve snippets"
"python using data snippets" » "python using java snippets", "python using sat snippets", "python missing data 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: (((("con duong he snippets") or ("python using data snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("con duong he snippets") OR ("python using data snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( con duong he snippets ) or ( python using data snippets ))) or ( locating bug core snippets )).
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