Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"loc van chi snippets" » "luoc van chi snippets", "hoc van chi snippets", "lo van chi snippets", "loc van chien snippets", "loc luan chi snippets", "loc van chat snippets"
"locating bug code snippets" » "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 chi 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 chi snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( loc van chi snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("loc van chi snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.