Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"xin chan hoc snippets" » "dan chan hoc snippets", "ban chan hoc snippets", "can chan hoc snippets", "xin chat hoc snippets", "xin nhan hoc snippets", "xin than hoc 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 chan hoc 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 chan hoc snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( xin chan hoc snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("xin chan hoc snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.