Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"lai van chi snippets" » "hai van chi snippets", "mai van chi snippets", "lai va chi snippets", "lai van chien snippets", "lai luan chi snippets", "lai van chat 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 van chi 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 van chi snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( lai van chi snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("lai van chi snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.