Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"ong canh cua snippets" » "phong canh cua snippets", "trong canh cua snippets", "dong cach cua snippets", "ong manh cua snippets", "ong hanh cua snippets", "ong anh cua 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: (((("ong canh cua snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("ong canh cua snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( ong canh cua snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("ong canh cua snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.