Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"cac chat cuu snippets" » "cao chat cuu snippets", "cac thuat cuu snippets", "cac nha cuu snippets", "cac chat huu snippets", "cac chat cua snippets", "cac cham cuu 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: (((("cac chat cuu snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("cac chat cuu snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( cac chat cuu snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("cac chat cuu snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.