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