Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"tai he hoc snippets" » "tai hoe hoc snippets", "tai ha hoc snippets", "tai le hoc snippets", "tai te hoc snippets", "tai de hoc snippets", "tai he ho 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: (((("tai he hoc snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("tai he hoc snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( tai he hoc snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("tai he hoc snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.