Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"luc tam can snippets" » "luc tai can snippets", "luc lam can snippets", "luat tam can snippets", "luc tam chan snippets", "luc tac can snippets", "luc tam van 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: (((("luc tam can snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("luc tam can snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( luc tam can snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("luc tam can snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.