Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"dap tan cher snippets" » "dap han che snippets", "dap ban cheo snippets", "dap yan chen snippets", "dac tan cher snippets", "dai tan cher snippets", "tap toan cher 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 tan cher 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 tan cher snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( dap tan cher snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dap tan cher snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.