Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"lap su cao snippets" » "lap du cao snippets", "lap tu cao snippets", "lai su cao snippets", "lap cu cao snippets", "lap vu cao snippets", "lap su co 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: (((("lap su cao snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("lap su cao snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( lap su cao snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("lap su cao snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.