Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"zhan gao thi snippets" » "han gao thi snippets", "than giao thi snippets", "hat gao thi snippets", "zhan dao thi snippets", "zhan cao thi snippets", "zhan gao tai snippets", "zhan gao thi slippers"
"locating bug code snippets" » "locating bug code slippers", "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: (((("zhan gao thi snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("zhan gao thi snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( zhan gao thi snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("zhan gao thi snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.