Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"phoi mac du snippets" » "pho mac du snippets", "phoi tac du snippets", "thoi mac du snippets", "phoi cac du snippets", "phoi mac tu 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: (((("phoi mac du snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("phoi mac du snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( phoi mac du snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("phoi mac du snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.