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