Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"heo tan van snippets" » "heo xanh van snippets", "hao tang van snippets", "theo van van snippets", "heo tran van snippets", "heo tang van snippets", "heo luan van snippets", "heo tan van 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: (((("heo tan van snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("heo tan van snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( heo tan van snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("heo tan van snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.