Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"bom hang ca snippets" » "nhom hang ca snippets", "ban hang ca snippets", "voi hang ca snippets", "bom hang va snippets", "bom nang cao snippets", "bom hang tai 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: (((("bom hang ca snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("bom hang ca snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( bom hang ca snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("bom hang ca snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.