Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"viec su can snippets" » "viec so can snippets", "viec cu can snippets", "viec xu can snippets", "viec su van snippets", "viec su cao snippets", "viec 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: (((("viec 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: (((("viec su can snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( viec su can snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("viec su can snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.