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