Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"hao dan bon snippets" » "dao dan bon snippets", "hao van bon snippets", "hat dan bon snippets", "hao dan mon snippets", "hao dan dong 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: (((("hao dan bon snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("hao dan bon snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( hao dan bon snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("hao dan bon snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.