Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"moi lap mo snippets" » "moi la mo snippets", "voi lap mo snippets", "moi loai mo snippets", "moi lap mot snippets", "moi lap 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: (((("moi lap 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: (((("moi lap mo snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( moi lap mo snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("moi lap mo snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.