Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"luoc do he snippets" » "luoc doi he snippets", "luoc don he snippets", "duoc do he snippets", "luoc do ke snippets", "luoc do le snippets", "luoc do ve 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: (((("luoc do he snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("luoc do he snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( luoc do he snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("luoc do he snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.