Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"dang ha lee snippets" » "dong ha lee snippets", "dung ha lee snippets", "lang ha lee snippets", "dang han lee snippets", "dang wha lee snippets", "dang ha le 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: (((("dang ha lee snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dang ha lee snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( dang ha lee snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dang ha lee snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.