Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"may dap cung snippets" » "may dap ung snippets", "may dap nhung snippets", "may lap chung snippets", "mau dap cung snippets", "may lap cung 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: (((("may dap cung snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("may dap cung snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( may dap cung snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("may dap cung snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.