Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"cuc nam do snippets" » "duc nam do snippets", "cua nam do snippets", "cu nam do snippets", "cuc nam dao snippets", "cuc nam doi snippets", "cuc nam bo 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: (((("cuc nam do snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("cuc nam do snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( cuc nam do snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("cuc nam do snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.