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