Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"mang cay so snippets" » "mang may so snippets", "mang tay so snippets", "nang cao so snippets", "mang cay co snippets", "mang cay mo snippets", "mang cao so 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: (((("mang cay 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: (((("mang cay so snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( mang cay so snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("mang cay so snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.