Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"nhay dot moi snippets" » "nhan dot moi snippets", "nhay vot moi snippets", "thay doi moi snippets", "nhay doi moi snippets", "nhay do moi snippets", "nhay duoc moi 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: (((("nhay dot moi snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("nhay dot moi snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( nhay dot moi snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("nhay dot moi snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.