Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"hang dam dot snippets" » "chang dam dot snippets", "hang dau dot snippets", "hang nam dot snippets", "hang da dot snippets", "hang dam dong snippets", "hang dam duoi 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: (((("hang dam dot snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("hang dam dot snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( hang dam dot snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("hang dam dot snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.