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