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