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