Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"thuy cuc lon snippets" » "thuy luc lon snippets", "thu cuc lon snippets", "thuoc cuc lon snippets", "thuy cuu long snippets", "thuy duc long 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: (((("thuy cuc lon snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("thuy cuc lon snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( thuy cuc lon snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("thuy cuc lon snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.