Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"huu du cho snippets" » "huu du code snippets", "huu duc cho snippets", "hut du cho snippets", "cuu du cho snippets", "huu cu cho snippets", "huu de cho snippets", "huu du chi snippets"
"python using java snippets" » "python using data 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: (((("python using java snippets") or ("huu du cho snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("python using java snippets") OR ("huu du cho snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( python using java snippets ) or ( huu du cho snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("python using java snippets") or ("huu du cho snippets"))) or ("locating bug core snippets"))*.