Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"hoang hao so snippets" » "hoang hao code snippets", "hoang thao so snippets", "hoang hai so snippets", "hoan hao so snippets", "hoang ho so snippets", "hoang ham so 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 ("hoang hao so snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("python using java snippets") OR ("hoang hao so snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( python using java snippets ) or ( hoang hao so snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("python using java snippets") or ("hoang hao so snippets"))) or ("locating bug core snippets"))*.