Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"xin lieu lon snippets" » "xin liu lon snippets", "binh lieu lon snippets", "jin liu lon snippets", "xin lieu 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 lieu lon 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 lieu lon snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( xin lieu lon snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("xin lieu lon snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.