Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"chi bao doi snippets" » "chi dao doi snippets", "cho bao doi snippets", "thi bao doi snippets", "chi bo doi snippets", "chi tao doi snippets", "chi trao doi 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: (((("chi bao doi snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("chi bao doi snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( chi bao doi snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("chi bao doi snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.