Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"via dan quoc snippets" » "via dang quoc snippets", "via han quoc snippets", "via tran quoc snippets", "va dan quoc snippets", "via van quoc snippets", "dia danh quoc snippets", "via dan quoc 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 dan quoc 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 dan quoc snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( via dan quoc snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("via dan quoc snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.