Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"truc cu uoc snippets" » "truc cau uoc snippets", "truc du uoc snippets", "thuc cua uoc snippets", "truc cu soc snippets", "truc cua nuoc snippets", "truc cua quoc 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: (((("truc cu uoc snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("truc cu uoc snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( truc cu uoc snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("truc cu uoc snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.