Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"xin long chi snippets" » "xin ling chi snippets", "dinh long chi snippets", "tien long chi snippets", "xin cong chi snippets", "xin dong chi snippets", "xin long chain 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: (((("xin long chi snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("xin long chi snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( xin long chi snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("xin long chi snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.