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