Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"may gat cua snippets" » "may cat cua snippets", "may giao cua snippets", "may phat cua snippets", "may mat cua snippets", "may bat cua snippets", "may dat 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: (((("may gat cua snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("may gat cua snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( may gat cua snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("may gat cua snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.