Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"hat tai so snippets" » "chat tai so snippets", "nhat tai so snippets", "han tai so snippets", "hat tai sao snippets", "hat dai so snippets", "hat tai co 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 tai so 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 tai so snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( hat tai so snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("hat tai so snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.