Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"via van duoc snippets" » "via van duc snippets", "via vat duoc snippets", "via tan duoc snippets", "va van duoc snippets", "gian van duoc snippets", "giay van duoc snippets", "via van duoc 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: (((("via van duoc snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("via van duoc snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( via van duoc snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("via van duoc snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.