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