Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"chua dan mo snippets" » "cua dan mo snippets", "chua dac mo snippets", "chua dau mo snippets", "chua dan mon snippets", "chua dan so snippets", "chua fan mo 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: (((("chua dan mo snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("chua dan mo snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( chua dan mo snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("chua dan mo snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.