Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"chien su can snippets" » "thien su can snippets", "chien si can snippets", "chuyen su can snippets", "chien su van snippets", "chien su cao snippets", "chien su han 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: (((("chien su can snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("chien su can snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( chien su can snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("chien su can snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.