Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"nhung cuc do snippets" » "nhung cuoc do snippets", "nhung khuc do snippets", "nhung buoc do snippets", "nhung cuc du snippets", "nhung muc do snippets", "nhung cuoc doi 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: (((("nhung cuc do snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("nhung cuc do snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( nhung cuc do snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("nhung cuc do snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.