Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"suc thiet do snippets" » "soc thiet do snippets", "luc thiet do snippets", "suc thuyet do snippets", "suc nhiet do snippets", "suc thiet de snippets", "suc nhiet doi 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: (((("suc thiet do snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("suc thiet do snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( suc thiet do snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("suc thiet do snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.