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