Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"cau hat toi snippets" » "cao chat toi snippets", "cuu phat toi snippets", "cau hat doi snippets", "cau hat tai snippets", "cau mat troi 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: (((("cau hat toi snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("cau hat toi snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( cau hat toi snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("cau hat toi snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.