Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"chan ta rong snippets" » "chan tha rong snippets", "nhan tai rong snippets", "nhan tao rong snippets", "chan la rong snippets", "chan ta long snippets", "chan ta song 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: (((("chan ta rong snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("chan ta rong snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( chan ta rong snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("chan ta rong snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.