Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"lang chu cho snippets" » "lang phu cho snippets", "luong chu cho snippets", "lang chai cho snippets", "lang cu cho snippets", "lang chu ho snippets", "lang chung cho 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: (((("lang chu cho snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("lang chu cho snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( lang chu cho snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("lang chu cho snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.