Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"nhau can moi snippets" » "hau can moi snippets", "nha cao moi snippets", "nhap ca moi snippets", "nhau ban moi snippets", "nhau cac moi snippets", "nhau chat 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: (((("nhau can 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: (((("nhau can moi snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( nhau can moi snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("nhau can moi snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.