Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"tra luat dat slippers" » "thai luat dat slippers", "thau luat dat slippers", "toan luat dat slippers", "tra luat data slippers", "tra luat dat slippery", "tra luat dat grippers"
"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: (((("tra luat dat slippers") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("tra luat dat slippers") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( tra luat dat slippers ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("tra luat dat slippers") or ("python using java snippets"))) or ("locating bug code snippets"))*.