Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"thuc tan ca snippets" » "thuoc tan ca snippets", "thuc dan ca snippets", "thuc tin ca snippets", "thuc tan cua snippets", "thuc tang ca 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: (((("thuc tan ca snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("thuc tan ca snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( thuc tan ca snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("thuc tan ca snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.