Perhaps you should try some spelling variations:
"van dong phan snippets" » "van dung phan snippets", "van cong phan snippets", "van dong chan snippets", "van dong phan slippers"
"python using raw snippets" » "python using real snippets", "python using a snippets", "python using low snippets", "python using raw slippers"
"locating bug code snippets" » "locating bug code slippers", "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 dong phan snippets") or ("python using raw snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("van dong phan snippets") OR ("python using raw snippets"))) OR ("locating bug code snippets")).
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