Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"thoi do cua snippets" » "thoi dao cua snippets", "thai do cua snippets", "toi do cua snippets", "thoi doi cua snippets", "thoi co cua snippets", "thoi de cua 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: (((("thoi do cua snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("thoi do cua snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( thoi do cua snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("thoi do cua snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.