Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"cac cham cuu snippets" » "cac chat cuu snippets", "ca cham cuu snippets", "cac cam cuu snippets", "cac cap cuu snippets", "cac chat 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: (((("cac cham 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 cham cuu snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( cac cham cuu snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("cac cham cuu snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.