Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"boc tran mon snippets" » "soc trang mon snippets", "bich tran mon snippets", "buc tranh mon snippets", "boc tra mon snippets", "boc tran minh snippets", "boc tran manh 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: (((("boc tran mon snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("boc tran mon snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( boc tran mon snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("boc tran mon snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.