Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"chi dao con snippets" » "cho dao con snippets", "chi dan con snippets", "thi dao con snippets", "chi day con snippets", "chi tao con snippets", "chi mao con 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: (((("chi dao con snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("chi dao con snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( chi dao con snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("chi dao con snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.