Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"tap cong hon snippets" » "tmcp cong hon snippets", "cac cong hon snippets", "tap co hon snippets", "tap cong hoan snippets", "tap cong hoa snippets", "tap cong lon 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: (((("tap cong hon snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("tap cong hon snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( tap cong hon snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("tap cong hon snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.