Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"thi hien so snippets" » "thi hien code snippets", "thi lien so snippets", "thi huyen so snippets", "thi hue so snippets", "thi khien so snippets", "thi bien so snippets", "thi hieu 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: (((("thi hien so snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("thi hien so snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( thi hien so snippets ) or ( python using java snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("thi hien so snippets") or ("python using java snippets"))) or ("locating bug core snippets"))*.