Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"gia pha so snippets" » "gia phan so snippets", "gia ha so snippets", "gia kha so snippets", "gia phap so snippets", "gia nha so snippets", "gia pha bo 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: (((("gia pha so snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("gia pha so snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( gia pha so snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("gia pha so snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.