Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"thoi su so snippets" » "khoi su so snippets", "thong su so snippets", "thoi rua so snippets", "thoi tu so snippets", "thoi su co snippets", "thoi su ho 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: (((("thoi su so snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("thoi su so snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( thoi su so snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("thoi su so snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.