Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"dap dinh le snippets" » "dao dinh le snippets", "dap tinh le snippets", "dang dinh le snippets", "dap dinh ve snippets", "dap dinh ly snippets", "dap dinh ket 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 dinh le 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 dinh le snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( dap dinh le snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dap dinh le snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.