Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"goc van than snippets" » "goc van thanh snippets", "goc van thang snippets", "goc van tuan snippets", "hoc van than snippets", "goc va than snippets", "gom van than snippets", "goc van than 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: (((("goc van than snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("goc van than snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( goc van than snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("goc van than snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.