Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"cuoc phac do snippets" » "cuoc phat do snippets", "duoc pham do snippets", "luoc phat do snippets", "cuoc khac do snippets", "cuoc pham do snippets", "cuoc phan do 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: (((("cuoc phac 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: (((("cuoc phac do snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( cuoc phac do snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("cuoc phac do snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.