Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"so dung bot snippets" » "so dung mot snippets", "so dung bo snippets", "so dang bot snippets", "su dung bot snippets", "hoc dung bot snippets", "noi dung bot 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: (((("so dung bot snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("so dung bot snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( so dung bot snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("so dung bot snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.