Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"cong mao can snippets" » "cong ma can snippets", "cong bao can snippets", "cong cao can snippets", "cong mao van snippets", "cong mao con snippets", "cong mat can 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 mao can 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 mao can snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( cong mao can snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("cong mao can snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.