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