Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"thi nuoi de snippets" » "thi tuoi de snippets", "thi nuoc de snippets", "thi ngoc de snippets", "thi nuoi da snippets", "thi noi de snippets", "thi nguoi do 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: (((("thi nuoi de snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("thi nuoi de snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( thi nuoi de snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("thi nuoi de snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.