Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"tin soi cong snippets" » "tin so cong snippets", "tin noi cong snippets", "tin moi cong snippets", "tan soi cong snippets", "tin hoi cong 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: (((("tin soi cong snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("tin soi cong snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( tin soi cong snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("tin soi cong snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.