Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"chi thoi he snippets" » "chai thoi he snippets", "chi thi he snippets", "chuoi thoi he snippets", "chi khoi he snippets", "chi thoi hien snippets", "chi thoai hy 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: (((("chi thoi he snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("chi thoi he snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( chi thoi he snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("chi thoi he snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.