Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"dap chon chu snippets" » "tap chon chu snippets", "dap chinh chu snippets", "cap cho chu snippets", "dap cho chu snippets", "dap choi chu snippets", "dap chon chung 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 chon chu 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 chon chu snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( dap chon chu snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dap chon chu snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.