Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"chuyen do du snippets" » "chuyen doi du snippets", "chuyen de du snippets", "chuyen di du snippets", "chuyen do duy snippets", "chuyen do duc snippets", "chuyen dao 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: (((("chuyen do 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: (((("chuyen do du snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( chuyen do du snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("chuyen do du snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.