Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"chinh che co snippets" » "chinh cho co snippets", "chinh phu co snippets", "chinh nha co snippets", "chinh cheo co snippets", "chinh che do snippets", "chinh he co 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: (((("chinh che co snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("chinh che co snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( chinh che co snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("chinh che co snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.