Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"lap dung de snippets" » "ap dung de snippets", "lan dung de snippets", "cap dung de snippets", "lap dung he snippets", "lap dung dat 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: (((("lap dung de snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("lap dung de snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( lap dung de snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("lap dung de snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.