Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"vong ca chi snippets" » "vong cua chi snippets", "vuong ca chi snippets", "cong ca chi snippets", "vong a chi snippets", "vong cu chi snippets", "vong la chi 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: (((("vong ca 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: (((("vong ca chi snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( vong ca chi snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("vong ca chi snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.