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