Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"nhap mon du snippets" » "nhap mong du snippets", "nhap mon tu snippets", "nhap ton du snippets", "phap mon du snippets", "nhan mon du snippets", "nhat mon du 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 mon du 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 mon du snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( nhap mon du snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("nhap mon du snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.