Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"dap tim cach snippets" » "dap tim mach snippets", "dap tinh cach snippets", "dap tu cach snippets", "dai tim cach snippets", "dau tim cach 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 tim cach 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 tim cach snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( dap tim cach snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dap tim cach snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.