Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"dang mao con snippets" » "dang mau con snippets", "dung mao con snippets", "dang mam con snippets", "dang tao con snippets", "dang mao can snippets", "dang sao con 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: (((("dang mao con snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dang mao con snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( dang mao con snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dang mao con snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.