Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"vui mong cai snippets" » "vui song cai snippets", "va mong cai snippets", "lai mong cai snippets", "vui cong cau snippets", "vui cong cac snippets", "vui dong cac 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: (((("vui mong cai snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("vui mong cai snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( vui mong cai snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("vui mong cai snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.