Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"nhap sinh dh snippets" » "nhan sinh dh snippets", "nhap kinh dh snippets", "phap sinh dh snippets", "nhap sinh de snippets", "nhap sinh danh snippets", "nhap sinh dai 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: (((("nhap sinh dh snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("nhap sinh dh snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( nhap sinh dh snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("nhap sinh dh snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.