Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"hang ban lon snippets" » "hang luan lon snippets", "hang va lon snippets", "hang tai lon snippets", "hang bai lon snippets", "hang ban lan snippets", "hang ban lot 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 ban lon 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 ban lon snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( hang ban lon snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("hang ban lon snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.